Printing on Fibonacci Array Screen in Php.

Example:

<?php
$x = 0;    
$y = 1; 
$tekrar = 15;

for($i=0;$i<=$tekrar;$i++)    
{    
    $z = $x + $y;    
    echo $z."<br />";         
    $x=$y;       
    $y=$z;     
}  
?>

output:

1
2
3
5
8
13
21
34
55
89
144
233
377
610
987
1597