mysqli::character_set_name

    mysqli_character_set_name

    (PHP 5, PHP 7, PHP 8)

    mysqli::character_set_name -- mysqli_character_set_name — 返回当前数据库连接的字符编码

    说明

    面向对象风格

    publicmysqli::character_set_name(): string

    过程化风格

    mysqli_character_set_name(mysqli$mysql): string

    返回当前数据库连接的字符编码。

    参数

    mysql

    仅以过程化样式：由 mysqli_connect() 或 mysqli_init() 返回的 mysqli 对象。

    返回值

    当前连接的字符编码

    示例

    示例 #1 mysqli::character_set_name() 示例

    面向对象风格

    <?php

    mysqli_report    (MYSQLI_REPORT_ERROR | MYSQLI_REPORT_STRICT);
    $mysqli = new mysqli("localhost", "my_user", "my_password", "world");


    $mysqli->set_charset('utf8mb4');


    $charset = $mysqli->character_set_name();
    printf("Current character set is %s\n", $charset);

    过程化风格

    <?php

    mysqli_report    (MYSQLI_REPORT_ERROR | MYSQLI_REPORT_STRICT);
    $mysqli = mysqli_connect("localhost", "my_user", "my_password", "world");


    mysqli_set_charset($mysqli, 'utf8mb4');


    $charset = mysqli_character_set_name($mysqli);
    printf("Current character set is %s\n", $charset);

    以上示例会输出：

    Current character set is utf8mb4

    参见

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