Blank issue
From TDN
To put it simply: Don't use != or == to compare strings, use !$= and $= instead. Strings are internally handled as objects, so, although they may have the same content, their IDs can be different.
To put it simply: Don't use != or == to compare strings, use !$= and $= instead. Strings are internally handled as objects, so, although they may have the same content, their IDs can be different.