deflate_add
(PHP 7)
deflate_add — Incrementally deflate data
説明
string deflate_add
( resource
$context
, string $data
[, int $flush_mode = ZLIB_SYNC_FLUSH
] )Incrementally deflates data in the specified context.
パラメータ
-
context -
A context created with deflate_init().
-
data -
A chunk of data to compress.
-
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_FLUSHto maximize compression, andZLIB_FINISHto terminate with the last chunk of data. See the » zlib manual for a detailed description of these constants.
返り値
Returns a chunk of compressed data, 失敗した場合に FALSE を返します.
エラー / 例外
If invalid arguments are given, an error of level
E_WARNING is generated.
参考
- deflate_init() - Initialize an incremental deflate context
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