Advanced Random Password Generator

[zone]

Credits and Source: http://www.dreamincode.net/

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Description:
Create random passwords with a chosen length and a specified number of numbers. Uses both lower case and capital letters, which are chosen at random. And example is: wep5Q268LtTe

Snippet:

PHP Code:

function passwordGen($length,$nums){
        $lowLet = "abcdefghijklmnopqrstuvwxyz";
        $highLet = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
        $numbers = "123456789";
        $pass = "";
        $i = 1;
        While ($i <= $length){
            $type = rand(0,1);
            if ($type == 0){
                if (($length-$i+1) > $nums){
                    $type2 = rand(0,1);
                    if ($type2 == 0){
                        $ran = rand(0,25);
                        $pass .= $lowLet[$ran];
                    }else{
                        $ran = rand(0,25);
                        $pass .= $highLet[$ran];
                    }
                }else{
                    $ran = rand(0,8);
                    $pass .= $numbers[$ran];
                    $nums--;
                }
            }else{
                if ($nums > 0){
                    $ran = rand(0,8);
                    $pass .= $numbers[$ran];
                    $nums--;
                }else{
                    $type2 = rand(0,1);
                    if ($type2 == 0){
                        $ran = rand(0,25);
                        $pass .= $lowLet[$ran];
                    }else{
                        $ran = rand(0,25);
                        $pass .= $highLet[$ran];
                    }
                }
            }
            $i++;
        }
        return $pass;
} 


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Instructions: Just add to the appropriate page and call the procedure like passwordGen(12,4) for a password 12 letters long with 4 numbers like in the example: wep5Q268LtTe

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That's It