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PHP Manual [hash_update_file]

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PHP Manual || Hash Functions

(PHP 5 >= 5.1.2, PHP 7, PECL hash >= 1.1)

hash_update_filePump data into an active hashing context from a file


hash_update_file ( HashContext $hcontext , string $filename [, resource $scontext = NULL ] ) : bool



Hashing context returned by hash_init().


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


Stream context as returned by stream_context_create().

Return Values

Returns TRUE on success or FALSE on failure.


Version Description
7.2.0 Accept HashContext instead of resource.

See Also

  • hash_init() - Initialize an incremental hashing context
  • hash_update() - Pump data into an active hashing context
  • hash_update_stream() - Pump data into an active hashing context from an open stream
  • hash_final() - Finalize an incremental hash and return resulting digest
  • hash() - Generate a hash value (message digest)
  • hash_file() - Generate a hash value using the contents of a given file

PHP Manual || Hash Functions