sanitize_hex_color()
Sanitizes a hex color.
Returns either '', a 3 or 6 digit hex color (with #), or nothing. For sanitizing values without a #, see sanitize_hex_color_no_hash().
No Hooks.
Return
String|null
.
Usage
sanitize_hex_color( $color );
- $color(string) (required)
- -
Changelog
Since 3.4.0 | Introduced. |
sanitize_hex_color() sanitize hex color code WP 6.7.1
function sanitize_hex_color( $color ) { if ( '' === $color ) { return ''; } // 3 or 6 hex digits, or the empty string. if ( preg_match( '|^#([A-Fa-f0-9]{3}){1,2}$|', $color ) ) { return $color; } }