real_escape_string mysql处理特殊字符函数替换单引号等的函数 real_escape_string
$conn->real_escape_string($city);
$conn->real_escape_string($city);
real_escape_string
$conn->real_escape_string($city);
$conn->real_escape_string($city);
real_escape_string
(((25[0-5])|(2[0-4]\d)|(1\d{2})|([1-9]\d)|(\d))\.){3}((25[0-5])|(2[0-4]\d)|(1\d{2})|([1-9]\d)|(\d))如...
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### 这里主要判断 key是否正确 如果正确 则 是否有余额 错误提示原因############### 测试点# 1 错误url# 2 错误的key 错误的key 不校验...