PHP mysqli character_set_name() 函数

定义和用法

character_set_name() / mysqli_character_set_name() 函数用于返回数据库连接的默认字符集。

实例

例子 1 - 面向对象风格

返回数据库连接的默认字符集：

<?php
$mysqli = new mysqli("localhost","my_user","my_password","my_db");

if ($mysqli -> connect_errno) {
  echo "Failed to connect to MySQL: " . $mysqli -> connect_error;
  exit();
}

$charset = $mysqli -> character_set_name();
echo "Default character set is: " . $charset;

$mysqli -> close();
?>

例子 2 - 过程式风格

返回数据库连接的默认字符集：

<?php
$con=mysqli_connect("localhost","my_user","my_password","my_db");

if (mysqli_connect_errno()) {
  echo "Failed to connect to MySQL: " . mysqli_connect_error();
  exit();
}

$charset=mysqli_character_set_name($con);
echo "Default character set is: " . $charset;

mysqli_close($con);
?>

语法

面向对象风格：

$mysqli -> character_set_name()

过程式风格：

mysqli_character_set_name(connection)

技术细节