jQuery error in IE8 - .val() or trim()?

Question

I\'m getting a jquery error in the IE8 debugger but I\'m not sure which function is causing it. I\'ve seen a whole bunch of posts here that state that IE8 doesn\'t support n

Answer 1

Change:

$(":text", row).exists()

To:

$(":text", row).length > 0

There's no exists() function in the jQuery library as far as I know (tried searching the API reference).

Answer 2

Update: Due to new information, I think you come accross an issue with IE where it will have a conflict when you have a variable and a element IDed with the same name it will cause conflicts and confusing error messages about functinality not exitsting. See this reference for a more detailed explanation. http://www.karlstanley.net/blog/?p=5

Original Answer: If you are having problems debugging a single complex line split it into parts,

var tempValue = $(":text", row).val();
new_email = jQuery.trim(tempValue);