WP_Http_Encoding::decompress( string $compressed, int $length = null )

Decompression of deflated string.


Description Description

Will attempt to decompress using the RFC 1950 standard, and if that fails then the RFC 1951 standard deflate will be attempted. Finally, the RFC 1952 standard gzip decode will be attempted. If all fail, then the original compressed string will be returned.


Top ↑

Parameters Parameters

$compressed

(string) (Required) String to decompress.

$length

(int) (Optional) The optional length of the compressed data.

Default value: null


Top ↑

Return Return

(string|bool) False on failure.


Top ↑

Source Source

File: wp-includes/class-wp-http-encoding.php

	public static function decompress( $compressed, $length = null ) {

		if ( empty( $compressed ) ) {
			return $compressed;
		}

		$decompressed = @gzinflate( $compressed );
		if ( false !== $decompressed ) {
			return $decompressed;
		}

		$decompressed = self::compatible_gzinflate( $compressed );
		if ( false !== $decompressed ) {
			return $decompressed;
		}

		$decompressed = @gzuncompress( $compressed );
		if ( false !== $decompressed ) {
			return $decompressed;
		}

		if ( function_exists( 'gzdecode' ) ) {
			$decompressed = @gzdecode( $compressed );

			if ( false !== $decompressed ) {
				return $decompressed;
			}
		}

		return $compressed;
	}


Top ↑

Changelog Changelog

Changelog
Version Description
2.8.0 Introduced.

Top ↑

User Contributed Notes User Contributed Notes

You must log in before being able to contribute a note or feedback.