(PHP 5 >= 5.1.2, PHP 7, PECL hash >= 1.1)
hash_hmac_file — 使锟斤拷 HMAC 锟斤拷锟斤拷锟酵革拷锟斤拷锟侥硷拷锟斤拷锟斤拷锟斤拷锟斤拷锟缴达拷锟斤拷钥锟侥癸拷希值
$algo
, string $filename
, string $key
[, bool $raw_output = FALSE
] ) : string
algo要使锟矫的癸拷希锟姐法锟斤拷锟狡ｏ拷锟斤拷锟界："md5"锟斤拷"sha256"锟斤拷"haval160,4" 锟饺★拷 锟斤拷位锟饺★拷锟街э拷值锟斤拷惴拷宓ワ拷锟斤拷锟轿硷拷 hash_hmac_algos() 锟斤拷锟斤拷锟斤拷
filename要锟斤拷锟叫癸拷希锟斤拷锟斤拷锟斤拷募锟铰凤拷锟斤拷锟街э拷锟� fopen 锟斤拷装锟斤拷锟斤拷
key使锟斤拷 HMAC 锟斤拷锟斤拷锟斤拷息摘要时锟斤拷使锟矫碉拷锟斤拷钥锟斤拷
raw_output
锟斤拷锟斤拷为 TRUE 锟斤拷锟皆硷拷锟斤拷锟斤拷锟斤拷锟斤拷荩锟�
锟斤拷锟斤拷为 FALSE 锟斤拷锟叫⌒� 16 锟斤拷锟斤拷锟街凤拷锟斤拷锟斤拷
锟斤拷锟� raw_output 锟斤拷锟斤拷为 TRUE锟斤拷 锟津返伙拷原始锟斤拷锟斤拷锟斤拷锟斤拷锟捷憋拷示锟斤拷锟斤拷息摘要锟斤拷
锟斤拷锟津返伙拷 16 锟斤拷锟斤拷小写锟街凤拷锟斤拷锟斤拷式锟斤拷示锟斤拷锟斤拷息摘要锟斤拷
锟斤拷锟� algo 锟斤拷锟斤拷指锟斤拷锟侥诧拷锟斤拷锟斤拷支锟街碉拷锟姐法锟斤拷锟斤拷锟斤拷锟睫凤拷锟斤拷取 filename 锟斤拷锟斤拷锟斤拷锟侥硷拷锟斤拷锟津返伙拷 FALSE锟斤拷
| 锟芥本 | 说锟斤拷 |
|---|---|
| 7.2.0 | 锟斤拷锟斤拷支锟街非硷拷锟杰的癸拷希锟斤拷锟斤拷锟斤拷adler32锟斤拷crc32锟斤拷crc32b锟斤拷fnv132锟斤拷fnv1a32锟斤拷fnv164锟斤拷fnv1a64锟斤拷joaat锟斤拷锟斤拷 |
Example #1 hash_hmac_file() 锟斤拷锟斤拷
<?php
/* 锟斤拷锟斤拷一锟斤拷要锟斤拷锟斤拷锟较Ｖ碉拷锟斤拷募锟� */
file_put_contents('example.txt', 'The quick brown fox jumped over the lazy dog.');
echo hash_hmac_file('md5', 'example.txt', 'secret');
?>
锟斤拷锟斤拷锟斤拷锟教伙拷锟斤拷锟斤拷锟�
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