Compress raw string using the deflate format.

Supports the RFC 1951 standard.

$raw string Required

String to compress.

$level int Optional

Compression level, 9 is highest.

Default: 9

$supports string Optional

not used. When implemented it will choose the right compression based on what the server supports.

Default: null

string|false Compressed string on success, false on failure.

File: wp-includes/class-wp-http-encoding.php. View all references

public static function compress( $raw, $level = 9, $supports = null ) {
	return gzdeflate( $raw, $level );
}