inflate_init
(PHP 7)
inflate_init — Initialize an incremental inflate context
説明
$encoding
[, array $options = array()
] ) : resource
Initialize an incremental inflate context with the specified
encoding.
パラメータ
-
encoding -
One of the
ZLIB_ENCODING_*constants. -
options -
An associative array which may contain the following elements:
- level
-
The compression level in range -1..9; defaults to -1.
- memory
-
The compression memory level in range 1..9; defaults to 8.
- window
-
The zlib window size (logarithmic) in range 8..15; defaults to 15.
- strategy
-
One of
ZLIB_FILTERED,ZLIB_HUFFMAN_ONLY,ZLIB_RLE,ZLIB_FIXEDorZLIB_DEFAULT_STRATEGY(the default). - dictionary
-
A string or an array of strings of the preset dictionary (default: no preset dictionary).
返り値
Returns an inflate context resource (zlib.inflate) on
success, 失敗した場合に FALSE を返します.
エラー / 例外
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.
参考
- inflate_add() - Incrementally inflate encoded data
- deflate_init() - Initialize an incremental deflate context