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문자

返回值:StringjQuery.parseJSON(json)

概述

接受一个JSON字符串,返回解析后的对象。

传入一个畸形的JSON字符串会抛出一个异常。比如下面的都是畸形的JSON字符串:

  • {test: 1} ( test 没有包围双引号)
  • {'test': 1} (使用了单引号而不是双引号)

另外,如果你什么都不传入,或者一个空字符串、null或undefined,parseJSON都会返回 null 。

参数

jsonStringV1.4.1

要解析的JSON字符串

示例

描述:

解析一个JSON字符串

jQuery 代码:
var obj = jQuery.parseJSON('{"name":"John"}');
alert( obj.name === "John" );
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