跨域的数据通过正则表达式处理成json字符串

"jsonCallback({
        \"code\":0,\"subcode\":0,\"accessed_plaza_cache\":1,\"accessed_favbase\":0,\"login\":\"on**\",\"cdnum\":1,\"cdlist\":[{\"disstid\":\"4043407522\",........................},\"ctime\":1526217433,\"mtime\":0})"         \"code\":0,\"subcode