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Use jquery prev() method to find the previous element of the same level_jquery

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Release： 2016-05-16 16:42:10
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Retrieve each paragraph and find the previous sibling element with the class name "selected": 

$("p").prev(".selected")
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The

.prev() method allows us to search the DOM tree for the previous sibling elements of these elements and construct a new jQuery object with the matching element.

The

.prev() method finds the previous element

that is the sibling of the current element.
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