sapi_windows_cp_is_utf8

Function name: sapi_windows_cp_is_utf8()

Function Description: This function is used to check whether the code page of the current Windows system is UTF-8 encoded.

Applicable version: PHP 5.4.0 and above

Usage: bool sapi_windows_cp_is_utf8()

Return value: Return true if the code page of the current Windows system is UTF-8 encoded; otherwise, return false.

Example:

 // 检查当前Windows 系统的代码页是否为UTF-8 编码if (sapi_windows_cp_is_utf8()) { echo "当前系统的代码页为UTF-8 编码"; } else { echo "当前系统的代码页不是UTF-8 编码"; }

Notes:

• This function is only applicable to Windows systems and will always return false for other operating systems.
• This function does not check the encoding of the current PHP script, but checks the code page of the operating system.
• In Windows systems, if the code page is UTF-8 encoded, you can use some specific functions (such as mbstring) to handle UTF-8 encoded strings.