(PHP 5、PHP 7、PHP 8)
mysqli::character_set_name -- mysqli_character_set_name — 返回数据库连接的当前字符集
面向对象风格
过程式风格
返回数据库连接的当前字符集。
连接的当前字符集
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");
/* 设置默认字符集 */
$mysqli->set_charset('utf8mb4');
/* 打印当前字符集 */
$charset = $mysqli->character_set_name();
printf("Current character set is %s\n", $charset);过程式风格
<?php
mysqli_report(MYSQLI_REPORT_ERROR | MYSQLI_REPORT_STRICT);
$mysqli = mysqli_connect("localhost", "my_user", "my_password", "world");
/* 设置默认字符集 */
mysqli_set_charset($mysqli, 'utf8mb4');
/* 打印当前字符集 */
$charset = mysqli_character_set_name($mysqli);
printf("Current character set is %s\n", $charset);上面的示例将输出
Current character set is utf8mb4