Pop Sirichoti PopMishima
Dreyer
/ sys2007-crc16.php
Created
August 22, 2012 12:41
A PHP equivalent of Visual FoxPro SYS(2007) checksum CRC 16-bit.
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| <?php | |
| function crc16( $str, $params = array() ) | |
| { | |
| $defaults = array( | |
| 'initial_value' => 0xFFFF, | |
| 'polynomial' => 0x1021, // CRC-CCITT | |
| 'xor_out' => 0, | |
| ); | |
| foreach ( $defaults as $k => $v ) |