PHP PDOStatement parameter was not defined,SQLSTATE[HY093] SQLSTATE[HY093]: Invalid parameter number: parameter was not defined怎么办
现在写PHP操作数据库, 基本上都使用PDO, 一些朋友使用PDOStatement时, 遇到下面的错误: Warning: PDOStatement::execute(): SQLSTATE[HY093]: Invalid parameter number: parameter was not defined in ... 留言问怎么办 [详细]
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