How to reverse a string in php without using inbuilt predefined function

02-12-2020 | Share: Whatsapp

How to reverse a string in php without using predefined function.

In this post, you will be learning about how to reverse a string in php without using any inbuilt function in php.

So guys, now let's begin with reversing a string in php where we are not using any default or predefined function of php like, strrev() and strlen().

<?php

    $string = "ved";

    $string_lenght = 0;

    while($string[$string_lenght] != null){
        $string_lenght++;
    }
    $string_lenght; //Total String Lenght

    //$string_lenght = strlen($string);

    for ($i=($string_lenght-1); $i >= 0; $i--)
    {
        echo "Reversed String : ". $string[$i];
    }

?>

Output:

Reversed String : dev

Thanks for reading.