Write a function to reverse a string

hamza

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2022-05-18

128

Write a function to reverse a string.

Php programming,

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hamza

2022-05-18

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<?php
function reverse_string($str1)
{
 $n = strlen($str1);
 if($n == 1)
   {
    return $str1;
   }
 else
   {
   $n--;
   return reverse_string(substr($str1,1, $n)) . substr($str1, 0, 1);
   }
}
print_r(reverse_string('1234')."\n");
?>

Sample Output:

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Write a function to reverse a string

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