inflate_init

(PHP 7)

inflate_init — Initialize an incremental inflate context

说明

inflate_init ( int $encoding [, array $options = array() ] ) : resource

Initialize an incremental inflate context with the specified encoding.

参数

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_FIXED or ZLIB_DEFAULT_STRATEGY (the default).

dictionary

A string or an array of strings of the preset dictionary (default: no preset dictionary).

返回值

Returns an inflate context resource (zlib.inflate) on success, 或者在失败时返回 FALSE.

错误／异常

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.

参见

相关文章
php zlib 函数 initialize an incremental deflate contextphp gnupg 函数 initialize a connectionphp zlib 函数 read entire gz file into an arrayphp zlib 函数 get character from gz file pointerphp zlib 函数 get line from file pointerphp zlib 函数 get line from gz file pointer and strip html tagsphp zlib 函数 inflate a deflated stringphp zlib 函数 incrementally inflate encoded dataphp zlib 函数 get number of bytes read so farphp zlib 函数 initialize an incremental inflate contextphp ncurses 函数 initialize screen from file dumpphp openal 函数 create an audio processing contextphp openal 函数 make the specified context currentphp openal 函数 destroys a contextphp zlib 函数 output a gz filephp session 函数 re initialize session array with original valuesphp sodium 函数 initialize a hashphp zlib 函数 uncompress any raw/gzip/zlib encoded dataphp zlib 函数 compress data with the specified encodingphp zlib 函数 returns the coding type used for output compression
关注编程学问公众号