Javascript examples for jQuery:Tag Traversing
Selectors for an element with a specific attribute
<html> <head> <meta name="viewport" content="width=device-width, initial-scale=1"> <script type="text/javascript" src="https://ajax.googleapis.com/ajax/libs/jquery/1.7.2/jquery.min.js"></script> <script type="text/javascript"> $(window).load(function(){//w w w. jav a 2 s .c om console.log($("label[for]").length) }); </script> </head> <body> <input id="txt1" type="text"> <label for="txt1"></label> <label></label> </body> </html>