Alert: This function’s access is marked private. This means it is not intended for use by plugin or theme developers, only in other core functions. It is listed here for completeness. Use https://core.trac.wordpress.org/ticket/23688 instead.
_canonical_charset( string $charset ): string
Retrieves a canonical form of the provided charset appropriate for passing to PHP functions such as htmlspecialchars() and charset HTML attributes.
Contents
Description
See also
Parameters
-
$charsetstring Required -
A charset name.
Return
string The canonical form of the charset.
Source
File: wp-includes/functions.php.
View all references
function _canonical_charset( $charset ) {
if ( 'utf-8' === strtolower( $charset ) || 'utf8' === strtolower( $charset ) ) {
return 'UTF-8';
}
if ( 'iso-8859-1' === strtolower( $charset ) || 'iso8859-1' === strtolower( $charset ) ) {
return 'ISO-8859-1';
}
return $charset;
}
Changelog
| Version | Description |
|---|---|
| 3.6.0 | Introduced. |