Way to get all alphabetic chars in an array in PHP?

Question

Is there a way to get all alphabetic chars (A-Z) in an array in PHP so I can loop through them and display them?

Answer 1

 $v){
        echo "$k $v \n";
}

?>

$ php loop.php 
0 A 
1 B 
2 C 
3 D 
4 E 
5 F 
6 G 
7 H
...