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This article introduces the relevant knowledge of "how to use the each () function in jquery". In the operation of actual cases, many people will encounter such a dilemma, so let the editor lead you to learn how to deal with these situations. I hope you can read it carefully and be able to achieve something!

In jquery, each () is a traversal function that can be used to traverse specified objects and arrays. This function takes two arguments that cannot be omitted. The first parameter specifies the object or array to be traversed, and the second parameter specifies the return function for loop execution; the syntax is "$.each (object,callback)".

The operating environment of this tutorial: windows7 system, jquery1.10.2 version, Dell G3 computer.

In jquery, each () is a traversal function that can be used to traverse specified objects and arrays.

$.each () accepts two parameters that cannot be omitted:

The parameter description objectObject type specifies the object or array to traverse. The callback function specified by the callbackFunction type for loop execution.

Example 1: traversing array elements

$(function () {$.each ([52,97], function (index, value) {console.log (index +':'+ value);});})

Example 2: traversing object properties

$(function () {var obj = {"flammable": "inflammable", "duh": "no duh"}; $.each (obj, function (key, value) {console.log (key +':'+ value) );})

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