inflate_add
(PHP 7, PHP 8)
inflate_add — Incrementally inflate encoded data
說明
Incrementally inflates encoded data in the specified context
.
Limitation: header information from GZIP compressed data are not made available.
參數
-
context
-
A context created with inflate_init().
-
data
-
A chunk of compressed data.
-
flush_mode
-
One of
ZLIB_BLOCK
,ZLIB_NO_FLUSH
,ZLIB_PARTIAL_FLUSH
,ZLIB_SYNC_FLUSH
(default),ZLIB_FULL_FLUSH
,ZLIB_FINISH
. Normally you will want to setZLIB_NO_FLUSH
to maximize compression, andZLIB_FINISH
to terminate with the last chunk of data. See the » zlib manual for a detailed description of these constants.
返回值
Returns a chunk of uncompressed data, 或者在失敗時返回 false
.
錯誤/異常
If invalid parameters are given, inflating the data requires a preset
dictionary, but none is specified, the compressed stream is corrupt or has an
invalid checksum, an error of level E_WARNING
is
generated.
更新日誌
版本 | 說明 |
---|---|
8.0.0 |
context expects an InflateContext
instance now; previously, a resource was expected.
|
參見
- inflate_init() - Initialize an incremental inflate context