(PHP 5 >= 5.4.0, PHP 7, PHP 8)
zlib_encode — Compress data with the specified encoding
$data, int $encoding, int $level = -1): string|falseCompress data with the specified encoding.
本函數還未編寫(xiě)文檔，僅有參數列表。
dataThe data to compress.
encoding
The compression algorithm. Either ZLIB_ENCODING_RAW,
ZLIB_ENCODING_DEFLATE or
ZLIB_ENCODING_GZIP.
level
示例 #1 zlib_encode() example
<?php
$str = 'hello world';
$enc = zlib_encode($str, ZLIB_ENCODING_DEFLATE);
echo bin2hex($enc);
?>
以上例程會(huì )輸出：
789ccb48cdc9c95728cf2fca4901001a0b045d