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<?php $conn = mysql_connect("localhost","root",""); if (!$conn) { die('Could not connect: ' . mysql_error()); } echo "connected successfully"; ?> <html> <body> <form name="book" action="bookdb.php" method="post"> Book name<input type="text" name="bn" /> Author name<input type="text" name="an" /> Price<input type="text" name="pr" /> <input type="submit" value="add new book"> </form> </body> </html> <html> <body> <form name="book" action="SeletDB.php" method="post"> <input type="submit" value="Display All books in the database"> </form> </body> </html> <?php $con = mysql_connect("localhost","root",""); if (!$con) { die('Could not connect: ' . mysql_error()); } echo "connected sucessfully"; mysql_select_db("mydb", $con); $bn=$_POST['bn']; $an=$_POST['an']; $pr=$_POST['pr']; $result = mysql_query("insert into book_name values('$bn','$an',$pr)"); mysql_close($con); ?> <!DOCTYPE html> <html> <!--The setInterval() method repeats a given function at every given time-interval. window.setInterval(function, milliseconds);--> <body> <p>A script on this page starts this clock:</p> <p id="demo"></p> <button onclick="clearInterval(myVar)">Stop time</button> <script> var myVar = setInterval(myTimer, 1000); function myTimer() { var d = new Date(); document.getElementById("demo").innerHTML = d.toLocaleTimeString(); } </script> </body> </html> <!DOCTYPE html> <html> <body> <p>Click "Try it". Wait 3 seconds. The page will alert "Hello".</p> <p>Click "Stop" to prevent the first function to execute.</(p> <p>(You must click "Stop" before the 3 seconds are up.)</p> <button onclick="myVar = setTimeout(myFunction, 3000)">Try it</button> <button onclick="clearTimeout(myVar)">Stop it</button> <script> function myFunction() { alert("Hello"); } </script> </body> </html> <!DOCTYPE html> <html> <head> <script> function startTime() { var today = new Date(); var h = today.getHours(); var m = today.getMinutes(); var s = today.getSeconds(); document.getElementById("demo").innerHTML=m + ":" + s; m = checkTime(m); s = checkTime(s); document.getElementById("demo1").innerHTML=m + ":" + s; document.getElementById('txt').innerHTML = h + ":" + m + ":" + s; var t = setTimeout(startTime, 500); } function checkTime(i) { if (i < 10) {i = "0" + i}; // add zero in front of numbers < 10 return i; } </script> </head> <body onload="startTime()"> <div id="txt"></div> <!--<p id="demo"></p> <p id="demo1"></p>--> </body> </html> <?php /*date(format,timestamp)*/ echo "Today is " . date("Y/m/d"). "<br>"; //l is for the day name echo "Its a " . date("l"). "<br>"; //s --> seconds a-->am or pm echo "The time is " . date("h:i:sa"). "<br>"; date_default_timezone_set("America/New_York"); echo "The time is " . date("h:i:sa"); ?> <!DOCTYPE HTML> <html> <head><title>formEg2</title> <style> .error {color: red;} </style> </head> <body> <?php /*uses the html and php codein same file*/ $nameErr = $emailErr = ""; /*isset is required to check whether the form is submitted so that it will get submit value*/ /*_SERVER["REQUEST_METHOD"] is used to check whether the form is submitted with POST method so that the POST array will have values, not empty*/ if(isset($_POST['submit'])&&$_SERVER["REQUEST_METHOD"] == "POST") { //empty function checks for empty if (empty($_POST["name"])) { $nameErr = "Name is required"; } else { /*test_input function - trim($data) will strip unnecessary characters (extra space, tab, newline) from the user input data. stripslashes($data) will remove backslashes () from the user input data. htmlspecialchars($data) converts special characters to HTML entities.*/ $name = test_input($_POST["name"]); echo "<h2>Your Input:</h2>"; echo $name; } if (empty($_POST["email"])) { $emailErr = "Email is required"; } else { $email = test_input($_POST["email"]); echo "<br>"; echo $email; }} function test_input($data) { $data = trim($data); $data = stripslashes($data); $data = htmlspecialchars($data); return $data; } ?> <h2>PHP Form Validation Example</h2> <p><span class="error">* required field.</span></p> <form method="post" action="formEg2.php"> Name : <input type="text" name="name"> <span class="error">* <?php echo $nameErr;?></span> <br><br> E-mail: <input type="text" name="email"> <span class="error">* <?php echo $emailErr;?></span> <br><br> <input type="submit" name="submit" value="Submit"> </form> </body> </html> <!DOCTYPE HTML> <html> <head><title>formEg3</title> <style> .error {color: red;} </style> </head> <body> <?php $nameErr = $regnoErr = ""; if(isset($_POST["submit"])&& $_SERVER["REQUEST_METHOD"] == "POST") { if (empty($_POST["name"])) { $nameErr = "Name is required"; } /*The preg_match() function searches a string for pattern, returning true if the pattern exists, and false otherwise. ^start of the line $ end of the line preg_match("/^[a-zA-Z]*$/",$var] ---> 0 if any special chars is present preg_match("/^[a-zA-Z]*$/",$var] ---> 1 if only a-zA-Z is present*/ else if (!preg_match("/^[a-zA-Z]*$/",$_POST["name"])) { $nameErr = "Only alphabets are allowed";} else { $name = test_input($_POST["name"]); echo "<h2>Your Input:</h2>"; echo $name; } if (empty($_POST["regno"])) { $regnoErr = "Regno is required";} else if (!preg_match("/^[a-zA-Z0-9]*$/",$_POST["regno"])) { $regnoErr = "Only alpha numeric are allowed";} else { $regno = test_input($_POST["regno"]); echo "<br>"; echo $regno; }} function test_input($data) { $data = trim($data); $data = stripslashes($data); $data = htmlspecialchars($data); return $data; } ?> <h2>PHP Form Validation Example</h2> <p><span class="error">* required field.</span></p> <form method="post" action="formEg3.php"> Name : <input type="text" name="name"> <span class="error">* <?php echo $nameErr;?></span> <br><br> Regno: <input type="text" name="regno"> <span class="error">* <?php echo $regnoErr;?></span> <br><br> <input type="submit" name="submit" value="Submit"> </form> </body> </html> <!DOCTYPE HTML> <html> <head><title>formEg4_1</title> <style> .error {color: red;} </style> </head> <body> <?php $valid=1; $nameErr = $regnoErr = $phnoErr = $emailErr = "1"; $name = $regno = $phno = $email = ""; if(isset($_POST["submit"])&& $_SERVER["REQUEST_METHOD"]=="POST") { $name = test_input($_POST["name"]); $regno= test_input($_POST["regno"]); $phno = test_input($_POST["phno"]); $email = test_input($_POST["email"]); if (empty($name)) { $nameErr = "Name is required"; $valid=0; } else { if (!preg_match("/^[a-zA-Z]*$/",$name)) { $nameErr = "Only alphabets are allowed"; $valid=0;} } if (empty($regno)) { $regnoErr = "Regno is required"; $valid=0;} else { if (!preg_match("/^[a-zA-Z0-9]*$/",$regno)) { $regnoErr = "Only alpha numeric are allowed"; $valid=0;} } if (empty($phno)) { $phnoErr = "Ph no is required"; $valid=0;} else { if (!preg_match("/[0-9]{10}/",$phno)) { $phnoErr = "Enter ten digit ph no"; $valid=0;} } if (empty($email)) { $emailErr = "Email is required"; $valid=0;} else { if (!preg_match("/^[_a-z0-9-]+(\.[_a-z0-9-]+)*@[a-z0-9-]+(\.[a-z0-9-]+)*(\.[a-z]{2,3})$/",$email)) { $emailErr = "Enter a valid email addr"; $valid=0;} } if($valid==1) { include('formEg4_2.php'); exit(); } } function test_input($data) { $data = trim($data); $data = stripslashes($data); $data = htmlspecialchars($data); return $data; } ?> <h2>PHP Form Validation</h2> <p><span class="error">* required field.</span></p> <form method="post" action="formEg4_1.php"> Name : <input type="text" name="name" value="<?php echo $name?>"> <span class="error">* <?php echo $nameErr;?></span> <br><br> Regno: <input type="text" name="regno" value="<?php echo $regno?>"> <span class="error">* <?php echo $regnoErr;?></span> <br><br> Ph no : <input type="text" name="phno" value="<?php echo $phno?>"> <span class="error">* <?php echo $phnoErr;?></span> <br><br> Email : <input type="email" name="email" value="<?php echo $email?>"> <span class="error">* <?php echo $emailErr;?></span> <br><br> <input type="submit" name="submit" value="Submit"> </form> </body> </html> <?php echo "<h2>Your Input:</h2>"; echo $_POST["name"].'<br>'; echo $_POST["regno"].'<br>'; echo $_POST["phno"].'<br>'; echo $_POST["email"].'<br>'; ?> <html> <body> <form action="submit.php" method="post"> Name: <input type="text" name="firstname"><br> <br/> Password: <input type="password" name="pwd"> <br/> Gender* &nbsp;&nbsp;&nbsp;&nbsp;<input type="radio" name="sex" value="male">Male<br> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<input type="radio" name="sex" value="female">Female<br/> Date of birth*:<input type="date" name="bday"><br> Qualification*<select name="Qu"> <option value="B.Sc">B.Sc</option> <option value="B.Tech" selected>B.Tech</option> <option value="M.Sc">M.Sc</option> <option value="M.Tech">M.Tech</option> </select><br/> E-mail ID*: <input type="email" name="usremail"><br> Years of Experience(Max-2)*<input type="number" name="exp" min="0" max="2" value="0"><br> Age*:<input type="range" name="points" min="25" max="30"><br> Select your favorite color: <input type="color" name="favcolor"><br/> your website: <input type="url" name="homepage"><br> Hobbies* <input type="checkbox" name="vehicle" value="movies">Movies<br> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<input type="checkbox" name="vehicle" value="reading">Reading books<br/> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<input type="checkbox" name="vehicle" value="reading">Others<br/> Address*:</br><textarea name="addr" rows="10" cols="20"> Permanent Address </textarea><br/> State*<input list="state" name="state"> <datalist id="state"> <option value="Tamil Nadu"> <option value="Andhra"> <option value="Delhi"> <option value="punjab"> <option value="kerala"> </datalist><br/> <input type="submit"> </form> </body> </html> <?php $fn=$_POST['firstname']; $sex=$_POST['sex']; $bday=$_POST['bday']; $Qu=$_POST['Qu']; $usremail=$_POST['usremail']; $exp=$_POST['exp']; $points=$_POST['points']; $favcolor=$_POST['favcolor']; $addr=$_POST['addr']; $state=$_POST['state']; $vehicle=$_POST['vehicle']; $homepage=$_POST['homepage']; echo $fn; echo "<br>"; echo $sex; echo "<br>"; echo $bday; echo "<br>"; echo $Qu; echo "<br>"; echo $usremail; echo "<br>"; echo $exp; echo "<br>"; echo $points; echo "<br>"; echo $favcolor; echo "<br>"; echo $addr; echo "<br>"; echo $state; echo "<br>"; echo $vehicle; echo "<br>"; echo $homepage; ?> <?php $startdate = strtotime("Saturday"); $enddate = strtotime("+6 weeks", $startdate); echo "Next coming Saturdays are :"; while ($startdate < $enddate) { echo date("M d", $startdate)."<br>"; $startdate = strtotime("+1 week", $startdate); } ?> <!DOCTYPE html> <html> <body> <p> Date(): </P> <p id="demo"></p> <p> Date("October 13, 2014 11:13:00") </P> <p id="demo1"></p> <p> Date(86400000) milliseconds since January 1, 1970, 00:00:00 </P> <p>Zero time is 01 January 1970 00:00:00 UTC.</p> <p>The number is specified in milliseconds</p> <p id="demo2"></p> <p> Date(99, 5, 24, 11, 33, 30, 0) </P> <p>year, month, day, hour, minute, second, and millisecond</P> <p id="demo3"></p> <script> var d = new Date(); var d1 = new Date("October 13, 2014 11:13:00") var d2 = new Date(0); var d3 = new Date(99, 5, 24, 11, 33, 30, 0); document.getElementById("demo").innerHTML = d; document.getElementById("demo1").innerHTML = d1; document.getElementById("demo2").innerHTML = d2; document.getElementById("demo3").innerHTML = d3; </script> </body> </html> <html> <!--getDate() Get the day as a number (1-31) getDay() Get the weekday as a number (0-6) getFullYear() Get the four digit year (yyyy) getHours() Get the hour (0-23) getMilliseconds()Get the milliseconds (0-999) getMinutes() Get the minutes (0-59) getMonth() Get the month (0-11) getSeconds() Get the seconds (0-59) getTime() Get the time (milliseconds since January 1, 1970)--> <!-- setDate() Set the day as a number (1-31) setFullYear() Set the year (optionally month and day) setHours() Set the hour (0-23) setMilliseconds() Set the milliseconds (0-999) setMinutes() Set the minutes (0-59) setMonth() Set the month (0-11) setSeconds() Set the seconds (0-59) setTime() Set the time (milliseconds since January 1, 1970)--> <body> <p>The internal clock in JavaScript starts at midnight January 1, 1970.</p> <p>The getTime() function returns the number of milliseconds since then:</p> <p id="demo"></p> <p>The getFullYear() method returns the full year of a date:</p> <p id="demo1"></p> <p>The getDay() method returns the weekday as a number:</p> <p id="demo2"></p> <p>The setFullYear() method sets a date object to a special date.</p> <p id="demo3"></p> <p>The setDate() method sets the date of a month.</p> <p id="demo4"></p> <script> var d = new Date(); var d1 = new Date(0); document.getElementById("demo").innerHTML = d1.getTime(); document.getElementById("demo1").innerHTML = d.getFullYear(); document.getElementById("demo2").innerHTML = d.getDay(); d.setFullYear(2020, 0, 14); document.getElementById("demo3").innerHTML = d; d.setDate(20); document.getElementById("demo4").innerHTML = d; </script> </body> </html> <!DOCTYPE html> <html> <body> <p id="demo"></p> <script> var today, someday, text; today = new Date(); someday = new Date(); someday.setFullYear(2000, 0, 14); if (someday > today) { text = "Today is before January 14, 2100."; } else { text = "Today is after January 14, 2100."; } document.getElementById("demo").innerHTML = text; </script> </body> </html> <!DOCTYPE html> <html> <body> <!-- The window object allows execution of code at specified time intervals. These time intervals are called timing events. The two key methods to use with JavaScript are: setTimeout(function, milliseconds) Executes a function, after waiting a specified number of milliseconds. setInterval(function, milliseconds) Same as setTimeout(), but repeats the execution of the function continuously.--> <p>Click "Try it". Wait 3 seconds, and the page will alert "Hello".</p> <button onclick="setTimeout(myFunction, 3000);">Try it</button> <script> function myFunction() { alert('Hello'); } </script> </body> </html> <!DOCTYPE html> <html> <body> <p>A script on this page starts this clock:</p> <p id="demo"></p> <script> var myVar = setInterval(myTimer, 1000); function myTimer() { var d = new Date(); //Return the time portion of a Date object as a string, using locale conventions document.getElementById("demo").innerHTML = d.toLocaleTimeString(); } </script> </body> </html> <?php getmyage("25-01-2011",1,"sanjana sree"); function getmyage($my_birth, $my_set, $name = null) { $day = date('d'); // echo $day; $year = date('Y'); // echo $year; $month = date('m'); // echo $month; $name = htmlspecialchars($name); $found = 0; for ($i = 0; $i < strlen($my_birth); $i++) { if (preg_match('/[-]/', $my_birth[$i])) { $found++; } } if ($found != 2) { exit("Error: unknown format!"); } $temp_birth = explode('-', $my_birth); print_r($temp_birth); $my_day = $temp_birth[0]; if (($my_day <= 0) || ($my_day > 31) || (!isset($my_day))) { exit("Error: the day must be from 1 to 31!"); } $day_digit = strlen($my_day); if (($day_digit <= 0) || ($day_digit > 2) || (!is_numeric($my_day))) { exit("Error: the day must have 2 digits!"); } $my_month = $temp_birth[1]; if (($my_month <= 0) || ($my_month > 12) || (!isset($my_month))) { exit("Error: the month must be from 1 to 12!"); } $month_digit = strlen($my_month); if (($month_digit <= 0) || ($month_digit > 2) || (!is_numeric($my_month))) { exit("Error: the month must have 2 digits!"); } $my_year = $temp_birth[2]; $year_digit = strlen($my_year); if (($year_digit <= 0) || ($year_digit > 4) || (!is_numeric($my_year)) || (!isset($my_year))) { exit("Error: the year must have 4 digits!"); } if ($my_year > $year) { exit("Error: the BirthDay year must be less than current year!"); } if (($my_set < 0) || ($my_set > 1) || (!isset($my_set))) { exit("Error: the value for the BirthDay message must be 0 or 1!"); } /* Adjust with your own values */ $my_msg1 = "Today I turn " . ($year - $my_year) . " years!"; // Set the message for your BirthDay $my_msg2 = "Today $name turns " . ($year - $my_year) . " years!"; // Set the message for your BirthDay /* Don't change anything here below */ if (($day == $my_day) && ($month == $my_month)) { $my_age = $year - $my_year; if ($my_set == 0) { $my_msg = false; } else { if (empty($name)) { echo "<script type=\"text/javascript\">alert(\"$my_msg1\");</script>"; } else { echo "<script type=\"text/javascript\">alert(\"$my_msg2\");</script>"; } } } elseif (($day >= $my_day) && ($month >= $my_month)) { $my_age = $year - $my_year; } elseif (($day < $my_day) && ($month == $my_month)) { $my_age = --$year - $my_year; } elseif (($day < $my_day) && ($month > $my_month)) { $my_age = $year - $my_year; } else { $my_age = --$year - $my_year; } echo $my_age; return $my_age; } ?> <?php $d1=strtotime("Oct 04"); $d2=ceil(($d1-time())/60/60/24); echo "There are " . $d2 ." days until 4th of October."; ?> <?php $servername = "localhost"; $username = "username"; $password = "password"; // Create connection $conn = new mysqli($servername, $username, $password); // Check connection if ($conn->connect_error) {     die("Connection failed: " . $conn->connect_error); }  // Create database $sql = "CREATE DATABASE myDB"; if ($conn->query($sql) === TRUE) {     echo "Database created successfully"; } else {     echo "Error creating database: " . $conn->error; } $conn->close(); ?> <?php $n = preg_match("/^[a-zA-Z]*$/",'aaaaa////'); echo $n; ?> <?php $con = mysql_connect("localhost","root",""); if (!$con) { die('Could not connect: ' . mysql_error()); } mysql_select_db("mydb", $con); $result = mysql_query("Select * from book_name"); echo "<table border='1'> <tr> <th>Book name</th> <th>Author name</th> <th>Price </th> </tr>"; while($row = mysql_fetch_array($result)) { echo "<tr>"; echo "<td>" . $row['bookname']. "</td>"; echo "<td> " . $row['authorname']."</td> "; echo "<td>" . $row['price']."</td>"; echo "</tr>"; } echo "</table>"; mysql_close($con); ?> <?php //Create a Date From a String $d=strtotime("10:30pm April 15 2014"); echo "Created date is " . date("Y-m-d h:i:sa", $d)."<br>"; echo "<br>"; echo "<br>"; echo "Current date & time is :"; echo date("Y-m-d h:i:sa") . "<br>"; $d=strtotime("tomorrow"); echo "Tomorrow is :"; echo date("Y-m-d h:i:sa", $d) . "<br>"; echo "Next Saturday is :"; $d=strtotime("next Saturday"); echo date("Y-m-d h:i:sa", $d) . "<br>"; echo "+3 Months"; $d=strtotime("+3 Months"); echo date("Y-m-d h:i:sa", $d) . "<br>"; ?> unit-3 <?php $food = array('fruits1' => 'orange', 'fruits2' =>'banana','fruits3' => 'apple'); foreach($food as $key=>$b) echo $key." ".$b."<br>"; ?> <?php //same as strstr but this is case-insensitive $text = "Although he had help, Leon is the author this book."; print("Full text: $text <BR>\n"); print("Looking for 'leon':" . stristr($text,"leon")); ?> <?php /*Find the first occurrence of "world" inside "Hello world!" and return the rest of the string*/ echo strstr("Hello world!arunkumar","world")."<br>"; echo strstr("Hello world!",111); //ascii code of 'o' is 111 ?> <?php /* strpos(string,find,start)*/ $text = "Hello, World!"; if(strpos($text," ")) { print("There is space in '$text'<BR>\n"); } print("World is at position ".strpos($text, "World") . "<BR>\n"); ?> <?php //Finds the position of the last occurrence of a string inside another string //(case-sensitive) $path = "/usr/local/apache"; //find last slash $pos = strrpos($path, "/"); //print everything after the last slash print(substr($path, $pos+1)); ?> <?php $array1 = array(2, 4); $array2 = array("a", "b", "color" => "green", "shape" => "trapezoid", 4); $result = array_merge($array1, $array2); print_r($result); ?> <?php $stack = array("orange", "banana", "apple", "raspberry"); $fruit = array_pop($stack); print_r($stack); ?> <?php $stack = array("orange", "banana"); array_push($stack, "apple", "raspberry"); print_r($stack); ?> <?php $base = array("orange", "banana", "apple", "raspberry"); $replacements = array(0 => "pineapple", 4 => "cherry"); $replacements2 = array(0 => "grape"); $basket = array_replace($base, $replacements); print_r($basket); ?> <?php $input = array("php", 4.0, "red"=>"r", "green"=>"g"); $result = array_reverse($input); $result1 = array_reverse($input,true); print_r($result); echo "<br>"; print_r($result1) ?> <?php $array = array(0 => 'blue', 1 => 'red', 2 => 'green', 3 => 'red'); $key = array_search('green', $array); // $key = 2; echo $key."<br>"; $key = array_search('red', $array); // $key = 1; echo $key."<br>"; ?> <?php //shift removes first element and returns as output $stack = array("orange", "banana", "apple", "raspberry"); echo $fruit = array_shift($stack); echo "<br>"; print_r($stack); ?> <?php //array_slice(array,start,length,preserve) //-2 second last element //true preserve, false reset - default $input = array("a", "b", "c", "d", "e","f"); $output = array_slice($input, 2);// returns "c", "d", and "e" print_r($output); echo "<br>"; $output = array_slice($input, 0, 3); // returns "a", "b", and "c" print_r($output); echo "<br>"; // note the differences in the array keys print_r(array_slice($input, 2, -1)); echo "<br>"; print_r(array_slice($input, 2, -1, true)); echo "<br>"; ?> <?php $input = array("red", "green", "blue", "yellow"); array_splice($input, 2); print_r($input); // $input is now array("red", "green") ?> <html> <head> <title>PHP Test</title> </head> <body> <?php echo 'Hello World!'; ?> </body> </html> <?php $food = array('fruits' => array('orange', 'banana', 'apple'), 'veggie' => array('carrot', 'collard', 'pea')); //0 - Default. Does not count all elements of multidimensional arrays //1 - Counts the array recursively (counts all the elements of multidimensional arrays) // recursive count echo count($food, COUNT_RECURSIVE); // output 8 // normal count echo count($food); // output 2 ?> <?php $number = array(1,2,3,4,5); echo "Print the values of array<br>"; foreach($number as $b) echo $b."<br>"; echo "Print the values along with index of array<br>"; foreach($number as $key=>$b) echo "[".$key."]".$b."<br>"; ?> <?php $array = array( 'fruit1' => 'apple', 'fruit2' => 'orange', 'fruit3' => 'grape', 'fruit4' => 'apple', 'fruit5' => 'apple'); while ($fruit_name = current($array)) { if ($fruit_name == 'apple') { echo key($array).'<br />'; } next($array); } ?> <?php $fruits = array("d"=>"lemon", "a"=>"orange", "b"=>"banana", "c"=>"apple"); krsort($fruits); foreach ($fruits as $key => $val) { echo "$key = $val\n"; } ?> <?php $fruits = array("d"=>"lemon", "a"=>"orange", "b"=>"banana", "c"=>"apple"); ksort($fruits); foreach ($fruits as $key => $val) { echo "$key = $val\n"; } ?> <?php $text="Hello World"; print(strtolower($text)); print(strtoupper($text)); ?> <?php $fruits = array("lemon", "orange", "banana", "apple"); sort($fruits); foreach ($fruits as $key => $val) { echo "fruits[" . $key . "] = " . $val . "\n"; } ?> <?php $first = "abc"; $second = "xyz"; if(strcmp($first, $second) == 0) { print("strings are equal"); } else { print("strings are not equal"); } ?> <?php $text = "a short string"; print("'$text' is " . strlen($text) . " characters long."); ?> <?php print(strrev("abcdefg")); ?> <?php $a = array(2, 4, 6, 8); echo "sum(a) = " . array_sum($a) . "\n"; $b = array("a" => 1.2, "b" => 2.3, "c" => 3.4); echo "sum(b) = " . array_sum($b) . "\n"; ?> <?php session_start(); $room_num=strtoupper($_POST['roomnum']); $room_capacity=$_POST['roomcapacity']; settype($room_capacity,'integer'); if (isset($_SESSION['loginname'])) { echo "<body background=\"pic2.jpg\"><font size =+2>"; if ($room_num <> "") { $con=mysql_connect("localhost","root","") or die(mysql_error()); $db = mysql_select_db("cat",$con) or die(mysql_error()); $query="insert into class (classnum,capacity,availability) values('".$room_num."',".$room_capacity. ",".$room_capacity.")"; $rec_set=mysql_query($query,$con) or die(mysql_error()); echo "<font size=+2 >Room Added</font>"; mysql_close($con); } else { echo "<font size=+3> Room number is empty pl check it</font>"; echo "<form action= \"add_exam_hall.php\">"; echo "<input type=submit value=\" CONTINUE\" style=\"width:200px; height:50px; font-size:100%;color:green\">"; echo "</font></form></html>"; } echo "<form action= \"exam_hall_process.php\"><font size=+2>"; echo "<input type=submit value=\"<< MENU\" style=\"width:200px; height:50px; font-size:100%;color:green\">"; echo "</font></form></html>"; } else echo "<font size=+2> Sorry, You are not authorized user. Please <b>Login </b>properly"; ?> <?php session_start(); if (isset($_SESSION['loginname'])) { echo "<body background=\"pic2.jpg\"><font size=+2><form action=\"add_room.php\" method=post><b>"; echo "Enter Room Number: <input type = text name=\"roomnum\">"; echo "<br><br>Room Capacity: <input type=radio name =\"roomcapacity\" value =40 checked> 40"; echo "<input type=radio name =\"roomcapacity\" value =60> 60<br><br>"; echo "<input type=submit value=\"ADD ROOM\" style=\"width:200px; height:50px; font-size:100%;color:green\"></b></form></font>"; } else echo "<font size=+2> Sorry, You are not authorized user. Please <b>Login </b>properly"; ?> <?php session_start(); if (isset($_SESSION['loginname'])) { echo "<body background=\"pic2.jpg\">"; echo "<h1 align=center color=blue size =+2> EXAM HALL PROCESS</h1>"; echo "<br><hr><br>"; echo "<form action=\"view_exam_hall.php\">"; echo "<input type=submit value=\"VIEW EXAM HALL\" style=\"width:200px; height:50px; font-size:100%;color:green\">"; echo "</form>"; echo "<form action=\"add_exam_hall.php\">"; echo "<input type=submit value=\"ADD EXAM HALL\" style=\"width:200px; height:50px; font-size:100%;color:green\">"; echo "</form> <form action=\"modify_exam_hall.php\">"; echo "<input type=submit value=\"MODIFY EXAM HALL\" style=\"width:200px; height:50px; font-size:100%;color:green\"></form>"; echo "<form action=\"remove_exam_hall.php\">"; echo "<input type=submit value=\"REMOVE EXAM HALL\" style=\"width:200px; height:50px; font-size:100%;color:green\"> </form></font>"; echo "</BODY></HTML>"; } else echo "<font size=+2> Sorry, You are not authorized user. Please <b>Login </b>properly</font>"; ?> <html> <head> <title>CAT PROCESS, SCSE, VIT UNIVERSITY, VELLORE, TAMIL NADU, INDIA</title> </head> <frameset cols="25%,80%"> <frame src ="Login.html" name="leftframe"/> <frame src= "right.html" name ="rightframe"/> </frameset> </html> <html> <STYLE> font.nf { text-align:left; line-height:17pt; font-size: 18pt; color:magenta; } </STYLE> <body> <font color=green size=+3> Sign Up</font> <font class= nf> <form method=post action="login.php" align =center> Name: <br><input type=text name="LoginName"><br> Password: <br><input type =password name ="PassName"><br><br> <input type=submit value="Login"> </font> </form> </body> </htmL <?php session_start(); $username=$_POST['LoginName']; $pwd=$_POST['PassName']; $con=mysql_connect("localhost","root","") or die(mysql_error()); $db=mysql_select_db("cat",$con) or die(mysql_error()); $query="select * from admin where username = '".$username."' and password = '".md5($pwd)."'"; $rs=mysql_query($query,$con) or die(mysql_error()); if (mysql_num_rows($rs) == 1) { // HAS TO DISPLAY THE MENUS echo "<font size=+1 color=black>"; $_SESSION["loginname"]=$username; echo "Hi, $username<br>"; echo "<a href= exam_Data_Process.php target=rightframe>CAT DATA PROCESS</a><br><br>"; echo "<a href= Exam_Hall_Process.php target=rightframe>EXAM HALL PROCESS</a><br><br>"; echo "<a href= CAT_Document_Process.html target=rightframe>CAT DOCUMENT PROCESS</a><br><br>"; echo "<a href= Change_Password_Process.php target=rightframe>CHANGE PASSWORD</a><br><BR>"; echo "<a href= Logout.php> LOGOUT</a>"; } else echo "<html>Not authenticated please login again<br> <a href=login.html target=leftframe> Login</a></html>"; mysql_close($con) or die(mysql_error()); ?> <?php session_start(); if (isset($_SESSION['loginname'])) { echo "<body background=\"pic2.jpg\">"; echo "<h1 align=center color=blue size =+2> EXAM HALL PROCESS</h1>"; echo "<br><hr><br>"; $con=mysql_connect("localhost","root","") or die(mysql_error()); $db = mysql_select_db("cat",$con) or die(mysql_error()); $query = "select classnum,capacity from class order by classnum"; $class_rec_set=mysql_query($query) or die(mysql_error()); echo "<form action=\"modify_room.php\" method =post>"; echo "<font size=+2>Exam Halls: <br><select name=\"roomnum\" size=5> "; while ($class_rec = mysql_fetch_assoc($class_rec_set)) echo "<option value='".$class_rec['classnum']."'> ". $class_rec['classnum']; echo "</select>"; echo "<br>Capacity: <input type=radio name=\"roomcapacity\" value =40 checked>40"; echo "<input type=radio name=\"roomcapacity\" value =60 >60<br>"; echo "<input type = submit value =\"UPDATE\" style=\"width:200px; height:50px; font-size:100%;color:green\"></FORM>"; echo "<form action= \"exam_hall_process.php\">"; echo "<input type=submit value=\"<< CANCEL\" style=\"width:200px; height:50px; font-size:100%;color:green\">"; echo "</font></form></html>"; mysql_close($con); } else echo "<font size=+2> Sorry, You are not authorized user. Please <b>Login </b>properly</font>"; ?> <?PHP session_start(); echo "<body background =\"pic2.jpg\">"; if (isset($_POST['roomnum'])) { $room_number =$_POST['roomnum']; $room_capacity=$_POST['roomcapacity']; settype($room_capacity,'integer'); if (isset($_SESSION['loginname'])) { echo "<body background=\"pic2.jpg\">"; echo "<h1 align=center color=blue size =+2> EXAM HALL MODIFY PROCESS</h1>"; echo "<br><hr><br>"; $con=mysql_connect("localhost","root","") or die(mysql_error()); $db=mysql_select_db("cat",$con) or die(mysql_error()); $query="update class set capacity = ".$room_capacity." where classnum = '". $room_number. "'"; $update_rec_set= mysql_query($query,$con) or die(mysql_error()); echo "Updated ".$room_number."'s capacity as ".$room_capacity."<br>"; } else { die( "<font size=+2> Sorry, You are not authorized user. Please <b>Login </b>properly</font>"); } } else { echo "</font><font size=+2> No room was selected. Pl select a room"; echo "<form action= \"modify_exam_hall.php\">"; echo "<input type=submit value=\"CONTINUE\" style=\"width:200px; height:50px; font-size:100%;color:green\">"; echo "</font></form></html>"; } echo "<form action= \"exam_hall_process.php\">"; echo "<input type=submit value=\"<< MENU\" style=\"width:200px; height:50px; font-size:100%;color:green\">"; echo "</font></form></html>"; ?> <?php session_start(); if (isset($_SESSION['loginname'])) { echo "<body background=\"pic2.jpg\">"; echo "<h1 align=center color=blue size =+2> EXAM HALL PROCESS</h1>"; echo "<br><hr><br>"; $con=mysql_connect("localhost","root","") or die(mysql_error()); $db = mysql_select_db("cat",$con) or die(mysql_error()); $query = "select classnum,capacity from class order by classnum"; $class_rec_set=mysql_query($query) or die(mysql_error()); echo "<form action=\"remove_room.php\" method =post>"; echo "<font size=+2>Exam Halls: <br><select name=\"roomnum\" size=5> "; while ($class_rec = mysql_fetch_assoc($class_rec_set)) echo "<option value='".$class_rec['classnum']."'> ". $class_rec['classnum']; echo "</select><br>"; echo "<input type = submit value =\"REMOVE\" style=\"width:200px; height:50px; font-size:100%;color:green\"></FORM>"; echo "<form action= \"exam_hall_process.php\">"; echo "<input type=submit value=\"<< CANCEL\" style=\"width:200px; height:50px; font-size:100%;color:green\">"; echo "</font></form></html>"; mysql_close($con); } else echo "<font size=+2> Sorry, You are not authorized user. Please <b>Login </b>properly</font>"; ?> <?PHP session_start(); echo "<body background=\"pic2.jpg\">"; echo "<h1 align=center color=blue size =+2> EXAM HALL MODIFY PROCESS</h1>"; echo "<br><hr><br>"; if (isset($_POST['roomnum'])) { $room_num=$_POST['roomnum']; if (isset($_SESSION['loginname'])) { $con=mysql_connect("localhost","root","") or die(mysql_error()); $db=mysql_select_db("cat",$con) or die(mysql_error()); $query ="delete from class where classnum = '".$room_num."'"; mysql_query($query,$con) or die(mysql_error()); echo "<font size=+2> $room_num Removed from list"; } else { die( "</font><font size=+2> Sorry, You are not authorized user. Please <b>Login </b>properly </font>"); } else { echo "</font><font size=+2> No room was selected. Pl select a room"; echo "<form action= \"remove_exam_hall.php\">"; echo "<input type=submit value=\"CONTINUE\" style=\"width:200px; height:50px; font-size:100%;color:green\">"; echo "</font></form></html>"; } echo "<form action= \"exam_hall_process.php\">"; echo "<font size=+2><input type=submit value=\"<< MENU\" style=\"width:200px; height:50px; font-size:100%;color:green\">"; echo "</font></form></html>"; ?> <HTML> <STYLE> font.bf { text-align:center; line-height:20pt; font-size:24pt; color:green } font.mf { text-align:center; line-height:17pt; font-size: 24pt; color:blue; } </STYLE> <BODY background ="pic2.jpg" align=center> <br><br> <font class=bf> <h1>CAT EXAM PROCESS</h1></font> <font class=mf> <h2>SCSE</H2> <H3>VIT UNIVERSITY,VELLORE</H3></font> </BODY> </HTML> <?php session_start(); if (isset($_SESSION['loginname'])) { $con=mysql_connect("localhost","root","") or die(mysql_error()); $db = mysql_select_db("cat",$con) or die(mysql_error()); $query="select classnum,capacity from class order by classnum"; $class_rec_set = mysql_query($query,$con) or die(mysql_error()); echo "<body background=\"pic2.jpg\">"; echo "<form action= \"exam_hall_process.php\">"; echo "<input type=submit value=\"<< GO BACK\" style=\"width:200px; height:50px; font-size:100%;color:green\">"; echo "</font></form></b></html>"; echo "<h1 align=center><font color=blue>EXAM ROOM DETAILS</H1>"; echo "<font size=+2 color=maroon>"; echo "<table border=1 style =\"font-size:+25\" align=center><b><tr><th>S. No.</th><th> ROOM NUMBER</th><th> CAPACITY</th></tr>"; $count=0; while($class_rec = mysql_fetch_assoc($class_rec_set)) { $count++; echo "<tr align=center><td>$count</td><td>",$class_rec['classnum'],"</td><td>",$class_rec['capacity'], "</td></tr>"; } echo "</table><br><br>"; echo "<form action= \"exam_hall_process.php\">"; echo "<input type=submit value=\"<< GO BACK\" style=\"width:200px; height:50px; font-size:100%;color:green\">"; echo "</font></form></b></html>"; mysql_close($con); } else echo "<font size=+2> Sorry, You are not authorized user. Please <b>Login </b>properly";