class « performance « jQuery Q&A

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jQuery Q&A » performance » class

1. What is the Relative Performance of Pseudo-Class and Custom Selectors? stackoverflow.com

It's my understanding that, in terms of selector speed, that #ID selectors are fastest, followed by element selectors, and then .class selectors. I have always assumed that pseudo-class selectors and custom selectors ...

2. jquery 1.4.4 class selectors slowness in internet explorer stackoverflow.com

just upgraded from jquery 1.4.2 to 1.4.4 and i've encountered a performance problem which i think has something to do with a lot of class selectors, sometimes even explorer crashes and in ...

3. jQuery class selector performance (confused) stackoverflow.com

So is $('table.selectable td.capable input:text') preferable to $('table.selectable td input:text')? In other words, does specifying a class speed up or slow down the selection (assuming it isn't absolutely required in this ...

4. How to efficiently add and remove classes using jQuery stackoverflow.com

i have managed to get this code working, but it doesnt make sense to me, its too long, there must be another way to do this or simplify it. can some ...

5. Is there a better way to find a single element by class with jQuery? stackoverflow.com

I often find myself building a list item row or something by grabbing a template, cloning it, setting it to a variable, and using find('.class') to find elements under it, and ...

6. Coding performance: Closure vs Prototype vs 'Classes' forum.jquery.com

Like you say, the big red flag on closures is when there are going to be a lot of instances on the page, which isn't the case for jQuery or your object. For either approach, it's fastest to assign either object properties or closure variables to a local variable if you're using it a lot. I don't know the specifics of ...

7. JQUERY+AJAX - Populating select on class - performance issue forums.devshed.com

Yeah, to explain the functionality. The basic page only holds one select box and lets the user insert statistical values to the database. Basically he selects a team, enter stats values and clicks an insert button. However, there is an option (pop-up link) that allows him to enter 5 10 or 20 rows at once. Overall, this is much more effective ...