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从ajax响应文本中获取json字符串

ajax extjs

从ajax响应文本中获取json字符串,ajax,extjs,Ajax,Extjs,我的Ajax请求的响应文本如下： "<json> <![CDATA[ {"status":true,"filterMap":{ "summary":"Summary","total":"Total","myProfileMsg":"Opening my profile, please wait","cgBase":"CG Base","export1":"Export"}} ]]> <offsetinTime>19800000</offsetinTi

我的Ajax请求的响应文本如下：

"<json>
<![CDATA[
{"status":true,"filterMap":{ "summary":"Summary","total":"Total","myProfileMsg":"Opening my profile,   please wait","cgBase":"CG Base","export1":"Export"}}
]]>
<offsetinTime>19800000</offsetinTime></json>"
如何执行此操作？

使用字符串的
replace（）
和
split（）
函数来实现此操作：

var json='19800000'；
var extractedJson=json.replace（'

{"status":true,"filterMap":{ "summary":"Summary","total":"Total","myProfileMsg":"Opening my profile,   please wait","cgBase":"CG Base","export1":"Export"}}