remove a character from a string in php

main.php
$string = 'Hello World!';
$character_to_remove = 'o';

$position = strpos($string, $character_to_remove);
if ($position !== false) {   // check if character exists in the string
    $new_string = substr_replace($string, '', $position, strlen($character_to_remove));
    echo $new_string;   // Output: Hell World!
}
315 chars
9 lines

main.php
$string = 'Hello World!';
$character_to_remove = 'o';

$new_string = str_replace($character_to_remove, '', $string);
echo $new_string;   // Output: Hell Wrld!
159 chars
6 lines