How can I use the attribute selector with a variable?

Question

I need to use this form because it can handle spaces in my element ID.

$("div[id='content Module']").whatever();

However I need 'content Module' replaced with a variable?

I tried

$("div[id=" + my_var + "']").whatever();

but this did not work

Answer 1

You're missing a '

$("div[id=" + my_var + "']").whatever();

Should be

$("div[id='" + my_var + "']").whatever();

Answer 2

try this $("div[id='" + my_var + "']").whatever(); you forgot the open Apostrof