(PHP 7)
inflate_init — Initialize an incremental inflate context
inflate_init ( int $encoding [, array $options = [] ] ) : InflateContext|false
Initialize an incremental inflate context with the specified encoding
.
encoding
One of the ZLIB_ENCODING_*
constants.
options
An associative array which may contain the following elements:
The compression level in range -1..9; defaults to -1.
The compression memory level in range 1..9; defaults to 8.
The zlib window size (logarithmic) in range 8..15; defaults to 15.
One of ZLIB_FILTERED
, ZLIB_HUFFMAN_ONLY
, ZLIB_RLE
, ZLIB_FIXED
or ZLIB_DEFAULT_STRATEGY
(the default).
A string or an array of strings of the preset dictionary (default: no preset dictionary).
Returns an inflate context resource (zlib.inflate
) on success, or false
on failure.
If an invalid encoding or option is passed to options
, or the context couldn't be created, an error of level E_WARNING
is generated.
Version | Description |
---|---|
8.0.0 | On success, this function returns an InflateContext instance now; previously, a resource was returned. |
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Licensed under the Creative Commons Attribution License v3.0 or later.
https://www.php.net/manual/en/function.inflate-init.php