
function get_hash_table($table, $userid) |
{ |
$str = crc32($userid); |
|
if ($str < 0) { |
$hash = "0" . substr(abs($str), 0, 1); |
} else { |
$hash = substr($str, 0, 2); |
} |
return $table . "_" . $hash; |
} |
echo get_hash_table('message', 'user18991'); //结果为message_10 |
echo get_hash_table('message', 'user34523'); //结果为message_13 |



