zlib_encode
(PHP 5 >= 5.4.0, PHP 7)
zlib_encode — Compress data with the specified encoding
说明
zlib_encode
( string
$data
, int $encoding
[, int $level = -1
] ) : stringCompress data with the specified encoding.
Warning
本函数还未编写文档,仅有参数列表。
参数
-
data -
The data to compress.
-
encoding -
The compression algorithm. Either
ZLIB_ENCODING_RAW,ZLIB_ENCODING_DEFLATEorZLIB_ENCODING_GZIP. -
level -
返回值
范例
Example #1 zlib_encode() example
<?php
$str = 'hello world';
$enc = zlib_encode($str, ZLIB_ENCODING_DEFLATE);
echo bin2hex($enc);
?>
以上例程会输出:
789ccb48cdc9c95728cf2fca4901001a0b045d
参见
- zlib_decode() - Uncompress any raw/gzip/zlib encoded data