<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>test</title> <script src="../../../lib/jquery/jquery.min.js"></script> </head> <body> <div id="di">ss</div> </body> <script> $(document).ready(function(){ var test = {a: 1} if(!test.b){ alert(1); } }); </script> </html>
