generate string AAAA to 9999 using php code

In this post we will show you how to generate string AAAA to 9999 using php code. hear we will give you code for generate string AAAA … AAAZ, AA0 … AAA9, AABA … ZZZZ,ZZZ0 … 9999

$addalphabeth = array_merge(range('A', 'Z'), range(0,9));

$setcharacter = [];
foreach ($addalphabeth as $setcharacter[0]) {
  foreach ($addalphabeth as $setcharacter[1]) {
    foreach ($addalphabeth as $setcharacter[2]) {
      foreach ($addalphabeth as $setcharacter[3]) {
        //$setcatalog[] = vsprintf('%s%s%s%s', $setcharacter);
		echo "<b>".vsprintf('%s%s%s%s', $setcharacter)."</b>";
		echo "<br>";
      }
    }
  }
}

//print_r($setcatalog);

output For generate string AAAA to 9999 using php code

// output for string AAAA to 9999 using php code
AAAA
AAAB
AAAC
.
.
.
.
AAA0
.
.
AAA9
AAAZ
AABA
.
.
.
.
ZZZZ
ZZZ0
.
.
9999

Print n number of time string

Print string n number of time, pass your number and print it n time

function print_string($number, $prefix = '')
{
    $all_chars = array_merge(range('A', 'Z'), range(0,9));
    if ($number == 1)
    {
        foreach ($all_chars as $char)
        {
            echo "$prefix$char\n";
        }
    }
    else
    {
        $number--;
        foreach ($all_chars as $char)
        {
            echo printAto9($number,$prefix . $char);
        }
    }
}
$number = 6;
print_string($number);

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