[UPHPU] jquery: hover(over,out)

[Joseph Scott]

On Dec 8, 2008, at 7:47 PM, Wade Preston Shearer wrote:

> Can anyone explain to me why this:
>
> function banana() {
> 	alert('banana function called');
> }
>
> $('tr').hover(
> 	function() {
> 		banana();
> 	},
> 	function() {
> 		banana();
> 	}
> );
>
>
> …works, but this…


Because that's the way the jQuery hover() function works:

	http://docs.jquery.com/Events/hover#overout



> function banana() {
> 	alert('banana function called');
> }
>
> $('tr').hover(banana(), banana());
>
>
> …does not?


Because hover() takes Functions as arguments, and what you are doing  
is calling the functions when setting up the hover event.


--
Joseph Scott
joseph at josephscott.org
http://josephscott.org/