Replace the last occurrence of a string in a string using PHP

Replace the last occurrence of a string in a string using PHP

Code to replace the last occurrence of a string in a string using PHP

<?php

function str_lreplace($search, $replace, $subject)
{
    $pos = strrpos($subject, $search);
    print $pos;

    if($pos !== false)
    {
        $subject = substr_replace($subject, $replace, $pos, strlen($search));
    }
    echo $subject;
    return $subject;
}

str_lreplace('hello','world','this is hello world for checking hello when hello');
?>

output :

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