zlib_encode

(PHP 5 >= 5.4.0, PHP 7)

zlib_encode — Compress data with the specified encoding

zlib_encode ( string $data , int $encoding [, int $level = -1 ] ) : string

Compress data with the specified encoding.

Warning

锟斤拷锟斤拷锟斤拷锟斤拷未锟斤拷写锟侥碉拷锟斤拷锟斤拷锟叫诧拷锟斤拷锟叫憋拷

data: The data to compress.
encoding: The compression algorithm. Either ZLIB_ENCODING_RAW, ZLIB_ENCODING_DEFLATE or ZLIB_ENCODING_GZIP.
level

Example #1 zlib_encode() example


<?php
$str = 'hello world';
$enc = zlib_encode($str, ZLIB_ENCODING_DEFLATE);
echo bin2hex($enc);
?>

锟斤拷锟斤拷锟斤拷锟教伙拷锟斤拷锟斤拷锟�

789ccb48cdc9c95728cf2fca4901001a0b045d