string to char?

Original - php Code <? $foo = "This is a string"; // This will output the entire string for($i=0;$i<strlen($foo);$i++){ echo $foo[$i]; } // This will also output the entire string echo $foo; ?>

<?
$foo = "This is a string";
 
// This will output the entire string
for($i=0;$i<strlen($foo);$i++){
  echo $foo[$i];
}
 
// This will also output the entire string
echo $foo;
?> 

Original - php Code <? $str = "Codewalkers is great"; $str_array = array (); for($i=0; $i<strlen($str); $i++) { $str_array[] = $str[$i]; } print_r($str_array); ?>

 
<?
 $str = "Codewalkers is great";
 $str_array = array ();
 
 for($i=0; $i<strlen($str); $i++)
 {
  $str_array[] = $str[$i];
 }
 
 print_r($str_array);
 
?>