(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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https://www.php.net/manual/en/function.inflate-init.php