Remove all elements that have a descendant ol element

  



 $("p").filter(function(index) {
   return $("ol", this).length == 0;
 });

1.	prev + next
2.	prev ~ siblings
3.	parent() matches all elements that are parents
4.	next(prev, next): Finds all inputs that are next to a label.
5.	has(selector) matches the specified selector.
6.	descendant(ancestor, descendant): Finds all input descendants of forms.
7.	Select inside body tag
8.	Select if DIV has another tag
9.	Match parents

Remove all elements that have a descendant ol element : Selector relation « jQuery « JavaScript DHTML