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Determine If an Argument is Sent to a JavaScript Function
To determine if an argument is sent to function, use “default” parameters.
Example
You can try to run the following to implement it
<!DOCTYPE html>
<html>
<body>
<script>
function display(arg1 = 'Tutorials', arg2 = 'Learning') {
document.write(arg1 + ' ' +arg2+"<br>");
}
display('Tutorials', 'Learning');
display('Tutorials');
display();
</script>
</body>
</html>
Updated on: 2020-01-07T10:29:12+05:30
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