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PHP Functions
Function: md5 (PHP 3, PHP 4, PHP 5) md5 -- Calculate the md5 hash of a stringDescriptionstring md5 ( string str [, bool raw_output] )Calculates the MD5 hash of str using the RSA Data Security, Inc. MD5 Message-Digest Algorithm , and returns that hash. The hash is a 32-character hexadecimal number. If the optional raw_output is set to TRUE , then the md5 digest is instead returned in raw binary format with a length of 16. Note: The optional raw_output parameter was added in PHP 5.0.0 and defaults to FALSE
Example 1. A md5() example <?php $str = 'apple'; if (md5($str) === '1f3870be274f6c49b3e31a0c6728957f') { echo "Would you like a green or red apple?"; exit; } ?> Related Function(s) |