text

http://api.jquery.com/text/

Get the combined text contents of each element in the set of matched elements, including their descendants后裔, or set the text contents of the matched elements.

html

http://api.jquery.com/html/

Get the HTML contents of the first element in the set of matched elements or set the HTML contents of every matched element.

val

http://api.jquery.com/val/

Get the current value of the first element in the set of matched elements or set the value of every matched element.

each

https://api.jquery.com/each/

.prop()

http://api.jquery.com/prop/

Get the value of a property for the first element in the set of matched elements or set one or more properties for every matched element.

.parent()

https://api.jquery.com/parent/

Get the parent of each element in the current set of matched elements, optionally filtered by a selector.

.next()

https://api.jquery.com/next/

Get the immediately following sibling of each element in the set of matched elements. If a selector is provided, it retrieves the next sibling only if it matches that selector.

.eq()

https://api.jquery.com/eq/

Reduce the set of matched elements to the one at the specified index.

.on()

http://api.jquery.com/on/

Attach an event handler function for one or more events to the selected elements.

http://live.datatables.net/depawowa/1/edit

jQuery.data()

https://api.jquery.com/jquery.data/

Store arbitrary data associated with the specified element and/or return the value that was set.

.toggleClass()

http://api.jquery.com/toggleclass/

Add or remove one or more classes from each element in the set of matched elements, depending on either the class's presence or the value of the state argument.

使用场景http://live.datatables.net/kuwaduta/1/edit

jQuery.each

http://api.jquery.com/jquery.each/

$(this)

https://stackoverflow.com/questions/4735342/jquery-to-loop-through-elements-with-the-same-class

Use each: 'i' is the postion in the array, obj is the DOM object that you are iterating (can be accessed through the jQuery wrapper $(this) as well).

$('.testimonial').each(function(i, obj) {

    //test

});

Check the api reference for more information.

巴特西

JQuery常用的api[最好是系统地学习一下《锋利的JQuery》]