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                合規國際互聯網加速 OSASE為企業客戶提供高速穩定SD-WAN國際加速解決方案。 廣告
                # PHP mysqli_sqlstate() 函數 ## 實例 返回最后一個 MySQL 操作的 SQLSTATE 錯誤代碼: ``` <?php $con=mysqli_connect("localhost","my_user","my_password","my_db"); // Check connection if (mysqli_connect_errno($con)) { echo "Failed to connect to MySQL: " . mysqli_connect_error(); } // Table Persons already exists, so we should get an error $sql="CREATE TABLE Persons (Firstname VARCHAR(30),Lastname VARCHAR(30),Age INT)" if (!mysqli_query($con,$sql)) { echo "SQLSTATE error: ". mysqli_sqlstate($con); } // Close connection mysqli_close($con); ?> ``` ## 定義和用法 mysqli_sqlstate() 函數返回最后一個錯誤的 SQLSTATE 錯誤代碼。 錯誤代碼包含五個字符。"00000" 表明沒有錯誤。值由 ANSI SQL 和 ODBC 指定。 ## 語法 mysqli_sqlstate(_connection_)_;_ | 參數 | 描述 | | --- | --- | | _connection_ | 必需。規定要使用的 MySQL 連接。 | ## 技術細節 | 返回值: | 返回一個包含最后一個錯誤的 SQLSTATE 錯誤代碼的字符串。 | | :-- | --- | | PHP 版本: | 5+ | | :-- | --- |
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