json字符串类似于：
[ { "userPhone": "123", "userNo": "123-2", "userPassword": "123", "userName": "123" }, { "userPhone": "123", "userNo": "123-3", "userPassword": "123", "userName": "123" }, { "userPhone": "123", "userNo": "123-5", "userPassword": "\u67f1\u5b50", "userName": "1265544" }][ { "userPhone": "123", "userNo":
