function generate_word($length = 4)
{
$chars = '23456789ABCDEFGHJKLMNPQRSTUVWXYZ';
for ($i = 0, $count = strlen($chars); $i < $count; $i++)
{
$arr[$i] = $chars[$i];
}
mt_srand((double) microtime() * 1000000);
shuffle($arr);
return substr(implode('', $arr), 5, $length);
}
{
$chars = '23456789ABCDEFGHJKLMNPQRSTUVWXYZ';
for ($i = 0, $count = strlen($chars); $i < $count; $i++)
{
$arr[$i] = $chars[$i];
}
mt_srand((double) microtime() * 1000000);
shuffle($arr);
return substr(implode('', $arr), 5, $length);
}
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