Hash 函数
PHP 手册

hash_update_file

(PHP 5 >= 5.1.2, PECL hash >= 1.1)

hash_update_filePump data into an active hashing context from a file

说明

bool hash_update_file ( resource $context , string $filename [, resource $context = NULL ] )

参数

context

Hashing context returned by hash_init().

filename

URL describing location of file to be hashed; Supports fopen wrappers.

context

Stream context as returned by stream_context_create().

返回值

成功时返回 TRUE, 或者在失败时返回 FALSE

参见


Hash 函数
PHP 手册