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<?php function _generateChecksum($eanCodeWithoutChecksum) { $key = 0; $mult = array(1, 3); for ($i = 0; $i < strlen($eanCodeWithoutChecksum); $i++) $key += substr($eanCodeWithoutChecksum, $i, 1) * $mult[$i % 2]; $key = 10 - ( $key % 10 ); if ($key == 10) $key = 0; return $key; } echo _generateChecksum(209000000002);
Output for git.master, git.master_jit, rfc.property-hooks
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