valid_unicode( int $i ): bool
Determines if a Unicode codepoint is valid.
Parameters
-
$iint Required -
Unicode codepoint.
Return
bool Whether or not the codepoint is a valid Unicode codepoint.
Source
File: wp-includes/kses.php.
View all references
function valid_unicode( $i ) {
$i = (int) $i;
return ( 0x9 === $i || 0xa === $i || 0xd === $i ||
( 0x20 <= $i && $i <= 0xd7ff ) ||
( 0xe000 <= $i && $i <= 0xfffd ) ||
( 0x10000 <= $i && $i <= 0x10ffff )
);
}
Changelog
| Version | Description |
|---|---|
| 2.7.0 | Introduced. |