From 57d3b1a62a1e35f4b8faa12eb4af24bf6212ac2c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=B2=91=E6=98=A5=E6=9F=B3?= <1553690980@qq.com>
Date: Tue, 17 May 2022 22:30:23 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BD=9C=E4=B8=9A?=
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---
 ...HP\347\261\273\344\275\234\344\270\232.md" | 91 +++++++++++++++++++
 1 file changed, 91 insertions(+)
 create mode 100644 "\345\262\221\346\230\245\346\237\263/2000.5.17-PHP\347\261\273\344\275\234\344\270\232.md"

diff --git "a/\345\262\221\346\230\245\346\237\263/2000.5.17-PHP\347\261\273\344\275\234\344\270\232.md" "b/\345\262\221\346\230\245\346\237\263/2000.5.17-PHP\347\261\273\344\275\234\344\270\232.md"
new file mode 100644
index 0000000..a2c9f50
--- /dev/null
+++ "b/\345\262\221\346\230\245\346\237\263/2000.5.17-PHP\347\261\273\344\275\234\344\270\232.md"
@@ -0,0 +1,91 @@
+```php
+//1、写一段代码，定义一个汽车类，有品牌与价格两种属性。并为类实例化对象，为对象的属性赋值并引用。
+<?php
+
+class car{
+   private static $brand;
+   private  static $price;
+
+    function __construct($brand, $price)
+    {
+        $this->price=$price;
+        $this->brand = $brand;
+    }
+    function show(){
+        echo "这辆车是". $this->brand."的牌子,"."价格为".$this->price;
+    }
+    /**
+     * @return mixed
+     */
+    public function getBrand()
+    {
+        return $this->brand;
+    }
+
+    /**
+     * @param mixed $brand
+     */
+    public function setBrand($brand): void
+    {
+        $this->brand = $brand;
+    }
+
+    /**
+     * @param mixed $price
+     * @return car
+     */
+    public function setPrice($price)
+    {
+        $this->price = $price;
+        return $this;
+    }
+
+    /**
+     * @return mixed
+     */
+    public function getPrice()
+    {
+        return $this->price;
+    }
+}
+$car = new car("科迈罗",2000000);
+echo $a->show();
+
+```
+
+```php
+//2、在上例的基础上为汽车类定义一个子类——跑车类。为子类实例化对象并访问父类的属性。
+<?php
+class car2 extends car
+{
+    function __construct($brand,$price)
+    {
+      parent::construct();
+      echo "这辆车的品牌是".$brand."价格为".$price;
+    }
+}
+$car2 =new $car2("科迈罗",1000090);
+```
+
+```php
+//3、定义一个类，分别定义3个公共的属性和方法，3个受保护的属性和方法，3个私有属性和方法。
+
+<?php
+class cat
+{
+//公共
+    public $name;
+    public $age;
+    public $sex;
+
+//私有
+    private static $name2;
+    private static $age2;
+    private static $sex2;
+//保护
+protected $name3;
+protected $age3;
+protected $sex3;
+}
+```
+
-- 
Gitee