Pump data into an active hashing context from a file
Hash Functions
PHP Manual

hash_update_file

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

hash_update_file — Pump data into an active hashing context from a file

Description

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

Parameters

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().

Return Values

Returns TRUE on success or FALSE on failure.

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

Hash Functions
PHP Manual
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