Affichage global du code
1, répertoire du projet
2, affichage de tous les codes :
index.php:
<!doctype html> <html> <head> <meta charset="utf-8"> <title>图形计算器</title> <style> * { margin: 0px; padding: 0px; } #contains { width: 500px; margin: 20px auto; background: skyblue; text-align: center; } h1 { width: 500px; height: 60px; } a { font-size: 20px; text-decoration: none; } #footer { width: 300px; background: #fff; margin: 0 auto; padding: 5px 10px; border-radius: 150px; } </style> </head> <body> <div id="contains"> <h1>简易图形计算器</h1> <a href='index.php?action=rect'>矩形</a> | <a href='index.php?action=triangle'>三角形</a> | <a href='index.php?action=cirle'>圆形</a> | <a href='index.php?action=sphere'>球体</a> <hr> <?php ini_set("display_errors", "On"); //开启错误调试 //设置错误报告的级别,除了无关紧要的'注意',其他的报告都输出 error_reporting(E_ALL & ~E_NOTICE); function __autoload($classname) { //魔术方法 自动加载类 require "./$classname.class.php"; //将类名转化成小写 } if (!empty($_GET['action'])) { // echo "传送成功"; $classname = ucfirst($_GET['action']); $shape = new $classname($_POST); $shape->view($_POST); if (isset($_POST['sub'])) { echo "<div id='footer'>"; if($shape->name!='球体'){ if ($shape->yan($_POST)) { echo "<b>".$shape->name."的周长".$shape->zhou()."</b>"."<br>"; echo "<br>"; echo "<b>".$shape->name."的面积".$shape->area()."</b>"."<br>"; }else { echo "<b>错误:$shape->error</b>"; } echo "</div>"; }else{ if ($shape->yan($_POST)) { echo "<b>".$shape->name."的表面积".$shape->area()."</b>"."<br>"; echo "<br>"; echo "<b>".$shape->name."的体积".$shape->zhou()."</b>"."<br>"; }else { echo "<b>错误:$shape->error</b>"; } echo "</div>"; } } } else { echo "请选择一个图形"; } ?> </div> </body> </html>
Shape.class.php :
Cirle.class.php:
<?php abstract class Shape { private $name; private $error; abstract function area(); abstract function zhou(); abstract function view($arr); abstract function yan($arr); } ?>
Sphere.class.php:
<?php class Rect extends Shape { private $width; private $height; function __construct($arr = array()) { if (!empty($arr)) { $this->width = $arr['width']; $this->height = $arr['height']; } $this->name = "矩形"; $this->error = ''; } function area() { return $this->width * $this->height; } function zhou() { return ($this->width+$this->height) * 2; } function view($arr) { $form=''; $form .= "<form action='index.php?action=rect' method='post'>"; $form .= "请输入".$arr['name']."的宽度:<input type='text' name='width' value='".$_POST['width']."'/><br>"; $form .= "<br>"; $form .= "请输入".$arr['name']."的长度:<input type='text' name='height' value='".$_POST['height']."'/><br>"; $form .= "<br>"; $form .= "<input type='submit' name='sub' value='提交'/> "; $form .= "<input type='reset' name='ret' value='重置'/>"; $form .= "</form>"; echo $form; } function yan($arr) { $bz = true; if ($arr['width']< 0) { $this->error .= "宽度小于0;"; $bz = false; } else { if (!is_numeric($arr['width'])) { $this->error .= "宽不是数字;"; $bz = false; } } if ($arr['height']< 0) { $this->error .= "宽度小于0;"; $bz = false; } else { if (!is_numeric($arr['height'])) { $this->error .= "高不是数字;"; $bz = false; } } return $bz; } } ?>