網頁隨機剪刀石頭布

<?php
	include("include/function.php");
	
	// 1. 取得亂數
	$handn = rand(1,3);
	// echo $handn;
	
	// 2. 設定檔名
	if ( $handn == 1 ){
		$hand ="scissors.png";
	} elseif ( $handn == 2 ){
		$hand ="rock.png";
	} elseif ( $handn == 3 ){
		$hand ="paper.png";
	}
	
	// 3. 到正確的地方去 echo 檔名即可
	// echo $hand;
?>

body的部分:
<div class="rand">
	<img src="images/<?php echo"$hand"; ?>" />
</div>