hash_final

(PHP 5 >= 5.1.2, PECL hash:1.1-1.5)

hash_final — Finalize an incremental hash and return resulting digest

说明

string hash_final ( resource $context [, bool $raw_output ] )

参数

context: Hashing context returned by hash_init().
raw_output: When set to TRUE, outputs raw binary data. Default value (FALSE) outputs lowercase hexits.

返回值

Returns a string containing the calculated message digest as lowercase hexits unless raw_output is set to true in which case the raw binary representation of the message digest is returned.

范例

Example#1 hash_final() example


<?php
$ctx = hash_init('sha1');
hash_update($ctx, 'The quick brown fox jumped over the lazy dog.');
echo hash_final($ctx);
?>

上例将输出：

c0854fb9fb03c41cce3802cb0d220529e6eef94e

参见

hash_init()
hash_update()
hash_update_stream()
hash_update_file()


	PHP5中文手册 hash_file hash_hmac_file hash PHP Manual hash_final (PHP 5 >= 5.1.2, PECL hash:1.1-1.5) hash_final — Finalize an incremental hash and return resulting digest 说明 string hash_final ( resource `$context` [, bool `$raw_output` ] ) 参数 `context` Hashing context returned by hash_init(). `raw_output` When set to `TRUE`, outputs raw binary data. Default value (`FALSE`) outputs lowercase hexits. 返回值 Returns a string containing the calculated message digest as lowercase hexits unless `raw_output` is set to true in which case the raw binary representation of the message digest is returned. 范例 Example#1 hash_final() example `<?php $ctx = hash_init('sha1'); hash_update($ctx, 'The quick brown fox jumped over the lazy dog.'); echo hash_final($ctx); ?>` 上例将输出： c0854fb9fb03c41cce3802cb0d220529e6eef94e 参见 hash_init() hash_update() hash_update_stream() hash_update_file() hash_file hash_hmac_file hash PHP Manual