PHP string functions are awesome

Описание: #PHP #course #tutorial

PHP functions that you should probably know.

$username = "Bro Code";
$phone = "123-456-7890";

//$username = strtolower($username);
//$username = strtoupper($username);
//$username = trim($username);
//$username = str_pad($username, 20, "0");
//$phone = str_replace("-", "", $phone);
//$username = strrev($username);
//$username = str_shuffle($username);
//$equals = strcmp($username, "Bro Code");
//$count = strlen($phone);
//$index = strpos($phone, "-");
//$firstname = substr($username, 0, 3);
//$lastname = substr($username, 4);
//$fullname = explode(" ", $username);
//$username = implode("-", $username);

echo $username;