İhtiyacı olan arkadaşlar aşağıdaki kodları kullanabilir

<!DOCTYPE html>
<html lang="tr">
<head>
	<title>Random</title>
	<meta charset="UTF-8">
	<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css">
	<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap-theme.min.css">
	<style>.row, .result{padding:0px;margin:20px 0px;}</style>
</head>
<body>
	<div class="container">
		<div class="row">
			<form method="post">
				<div class="form-group">
					<textarea class="form-control" rows="10" name="girdi"><?php echo $_POST["girdi"]; ?></textarea>
				</div>
				<button type="submit" class="btn btn-default">Gönder</button>
			</form>

			<div class="result">
				<?php
				if($_POST){
					function boslukTemizle($icerik){
						return str_replace(array("\r", "\n", "\t"), "", $icerik);
					}

					$cikti = explode("\n", $_POST["girdi"]);
					$cikti = array_map("boslukTemizle", $cikti);

					shuffle($cikti);

					$cikti = implode("\n", $cikti);

					echo "<textarea class=\"form-control\" rows=\"10\" onclick=\"this.select()\">$cikti</textarea>";
				}
				?>
			</div>
		</div>
	</div>
</body>
</html>