{"id":182721,"date":"2024-05-08T21:27:50","date_gmt":"2024-05-08T13:27:50","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/182721.html"},"modified":"2024-05-08T21:28:00","modified_gmt":"2024-05-08T13:28:00","slug":"%e5%93%aa%e6%ae%b5%e5%8e%9f%e7%94%9fphp%ef%bc%8c%e4%b8%80%e7%9c%bc%e8%a7%81%e5%88%b0%e4%ba%86%e4%be%bf%e8%a7%89%e5%be%97%e6%ad%a4%e4%ba%ba%e6%8a%80%e6%9c%af%e9%ab%98%e8%b6%85","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/182721.html","title":{"rendered":"\u54ea\u6bb5\u539f\u751fPHP\uff0c\u4e00\u773c\u89c1\u5230\u4e86\u4fbf\u89c9\u5f97\u6b64\u4eba\u6280\u672f\u9ad8\u8d85"},"content":{"rendered":"

\"\u54ea\u6bb5\u539f\u751fPHP\uff0c\u4e00\u773c\u89c1\u5230\u4e86\u4fbf\u89c9\u5f97\u6b64\u4eba\u6280\u672f\u9ad8\u8d85\"<\/p>\n

PHP\u662f\u4e00\u79cd\u5e7f\u6cdb\u4f7f\u7528\u7684\u5f00\u6e90\u811a\u672c\u8bed\u8a00\uff0c\u9ad8\u8d85\u7684\u6280\u672f\u8868\u73b0\u901a\u5e38\u53cd\u6620\u5728\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u3001\u53ef\u7ef4\u62a4\u6027\u3001\u6027\u80fd\u548c\u5b89\u5168\u6027\u3002\u7cbe\u901a\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\uff08OOP\uff09\u3001\u638c\u63e1\u8bbe\u8ba1\u6a21\u5f0f\u3001\u7f16\u5199\u5b89\u5168\u4e14\u9ad8\u6548\u7684\u6570\u636e\u5e93\u4ea4\u4e92\u4ee3\u7801\u3001\u8fdb\u884c\u5f7b\u5e95\u7684\u9519\u8bef\u5904\u7406\u3001\u4ee5\u53ca\u7f16\u5199\u9ad8\u6548\u7684\u7b97\u6cd5\u548c\u6570\u636e\u5904\u7406\u6280\u672f<\/strong>\uff0c\u8fd9\u4e9b\u662f\u8bc6\u522bPHP\u5f00\u53d1\u8005\u6280\u672f\u6c34\u5e73\u7684\u91cd\u8981\u6307\u6807\u3002\u5176\u4e2d\uff0cOOP\u662f\u73b0\u4ee3\u7f16\u7a0b\u4e2d\u63a8\u5d07\u7684\u7f16\u7801\u98ce\u683c\uff0c\u5728PHP\u4e2d\u4e5f\u540c\u6837\u91cd\u8981\u3002\u4f7f\u7528OOP\u53ef\u4ee5\u4f7f\u4ee3\u7801\u66f4\u52a0\u6a21\u5757\u5316\u3001\u6613\u4e8e\u6269\u5c55\u548c\u7ef4\u62a4\uff0c\u540c\u65f6\u53ef\u4ee5\u66f4\u597d\u5730\u9002\u7528\u4e8e\u5927\u578b\u5e94\u7528\u7a0b\u5e8f\u7684\u5f00\u53d1\u3002<\/p>\n<\/p>\n

\u4e00\u3001\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\uff08OOP\uff09<\/h3>\n<\/p>\n

\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u662f\u7f16\u7a0b\u8303\u5f0f\u7684\u4e00\u79cd\uff0c\u5b83\u4f7f\u7528\u201c\u5bf9\u8c61\u201d\u6765\u8bbe\u8ba1\u5e94\u7528\u7a0b\u5e8f\u548c\u7f16\u7a0b\u3002\u5728PHP\u4e2d\u5b9e\u65bdOOP\u610f\u5473\u7740\u4f7f\u7528\u7c7b\u548c\u5bf9\u8c61\uff0c\u4ee5\u53ca\u76f8\u5173\u7684\u6982\u5ff5\u5982\u5c01\u88c5\u3001\u7ee7\u627f\u3001\u591a\u6001\u6027\u7b49\u3002<\/p>\n<\/p>\n

\u5c01\u88c5<\/h4>\n<\/p>\n

\u5c01\u88c5\u662fOOP\u4e2d\u7684\u4e00\u4e2a\u57fa\u672c\u6982\u5ff5\uff0c\u5b83\u5141\u8bb8\u5f00\u53d1\u8005\u5c06\u6570\u636e\uff08\u5c5e\u6027\uff09\u548c\u4ee3\u7801\uff08\u65b9\u6cd5\uff09\u6346\u7ed1\u5728\u4e00\u8d77\u3002\u6b63\u786e\u5b9e\u73b0\u5c01\u88c5\u80fd\u591f\u786e\u4fdd\u5bf9\u8c61\u5185\u90e8\u5b9e\u73b0\u7684\u9690\u79c1\u6027\uff0c\u4f7f\u5916\u90e8\u4ee3\u7801\u4e0d\u80fd\u968f\u610f\u8bbf\u95ee\u5185\u90e8\u7684\u5c5e\u6027\u548c\u65b9\u6cd5\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u5c01\u88c5\u7684\u4f8b\u5b50\uff1a<\/p>\n<\/p>\n

class User {<\/p>\n
    private $name;<\/p>\n
    private $emAI<\/a>l;<\/p>\n
    public function setName($name) {<\/p>\n
        $this->name = $name;<\/p>\n
    }<\/p>\n
    public function getName() {<\/p>\n
        return $this->name;<\/p>\n
    }<\/p>\n
    public function setEmail($email) {<\/p>\n
        $this->email = $email;<\/p>\n
    }<\/p>\n
    public function getEmail() {<\/p>\n
        return $this->email;<\/p>\n
    }<\/p>\n
}<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c$name<\/code>\u548c$email<\/code>\u5c5e\u6027\u88ab\u8bbe\u7f6e\u4e3a\u79c1\u6709\uff0c\u8fd9\u610f\u5473\u7740\u5b83\u4eec\u53ea\u80fd\u901a\u8fc7setName<\/code>\u548csetEmail<\/code>\u65b9\u6cd5\u6765\u4fee\u6539\uff0c\u901a\u8fc7getName<\/code>\u548cgetEmail<\/code>\u65b9\u6cd5\u6765\u8bbf\u95ee\uff0c\u4ece\u800c\u9690\u85cf\u4e86\u5bf9\u8c61\u7684\u5185\u90e8\u72b6\u6001\u3002<\/p>\n<\/p>\n
\u7ee7\u627f<\/h4>\n<\/p>\n
\u7ee7\u627f\u8ba9\u5f00\u53d1\u8005\u53ef\u4ee5\u57fa\u4e8e\u4e00\u4e2a\u73b0\u6709\u7684\u7c7b\u6765\u521b\u5efa\u4e00\u4e2a\u65b0\u7c7b\uff0c\u7ee7\u627f\u5176\u5c5e\u6027\u548c\u65b9\u6cd5\u3002\u8fd9\u6709\u52a9\u4e8e\u51cf\u5c11\u4ee3\u7801\u5197\u4f59\u548c\u589e\u52a0\u4ee3\u7801\u590d\u7528\u6027\u3002\u4f8b\u5982\uff0c\u5982\u679c\u6211\u4eec\u6709\u4e00\u4e2aPerson<\/code>\u7c7b\uff0c\u53ef\u4ee5\u4ece\u5176\u6d3e\u751f\u51fa\u4e00\u4e2aEmployee<\/code>\u7c7b\uff1a<\/p>\n<\/p>\n
class Person {<\/p>\n
    protected $name;<\/p>\n
    protected $age;<\/p>\n
    public function setName($name) {<\/p>\n
        $this->name = $name;<\/p>\n
    }<\/p>\n
    public function getName() {<\/p>\n
        return $this->name;<\/p>\n
    }<\/p>\n
    public function setAge($age) {<\/p>\n
        $this->age = $age;<\/p>\n
    }<\/p>\n
    public function getAge() {<\/p>\n
        return $this->age;<\/p>\n
    }<\/p>\n
}<\/p>\n
class Employee extends Person {<\/p>\n
    private $salary;<\/p>\n
    public function setSalary($salary) {<\/p>\n
        $this->salary = $salary;<\/p>\n
    }<\/p>\n
    public function getSalary() {<\/p>\n
        return $this->salary;<\/p>\n
    }<\/p>\n
}<\/p>\n
<\/code><\/pre>\n<\/p>\n
Employee<\/code>\u7c7b\u7ee7\u627f\u4e86Person<\/code>\u7c7b\uff0c\u8fd9\u610f\u5473\u7740\u5b83\u81ea\u7136\u5305\u62ec\u4e86setName<\/code>\u3001getName<\/code>\u3001setAge<\/code>\u548cgetAge<\/code>\u65b9\u6cd5\u5e76\u4e14\u6dfb\u52a0\u4e86\u5b83\u81ea\u5df1\u7684$salary<\/code>\u5c5e\u6027\u548c\u5bf9\u5e94\u7684\u65b9\u6cd5\u3002<\/p>\n<\/p>\n
\u4e8c\u3001\u8bbe\u8ba1\u6a21\u5f0f<\/h3>\n<\/p>\n
\u8bbe\u8ba1\u6a21\u5f0f\u662f\u89e3\u51b3\u5e38\u89c1\u95ee\u9898\u7684\u7ecf\u5178\u89e3\u51b3\u65b9\u6848\uff0c\u9075\u5faa\u8bbe\u8ba1\u6a21\u5f0f\u901a\u5e38\u4f1a\u4f7f\u4ee3\u7801\u66f4\u52a0\u6e05\u6670\u3001\u6613\u4e8e\u7406\u89e3\u548c\u7ef4\u62a4\u3002<\/p>\n<\/p>\n
\u5de5\u5382\u6a21\u5f0f<\/h4>\n<\/p>\n
\u5de5\u5382\u6a21\u5f0f\u662f\u4e00\u79cd\u521b\u5efa\u5bf9\u8c61\u7684\u8bbe\u8ba1\u6a21\u5f0f\uff0c\u5b83\u7684\u4f18\u70b9\u5728\u4e8e\u5b83\u53ef\u4ee5\u8fd4\u56de\u591a\u79cd\u7c7b\u578b\u7684\u5bf9\u8c61\u5b9e\u4f8b\uff0c\u57fa\u4e8e\u63a5\u53e3\u7f16\u7a0b\u800c\u4e0d\u662f\u5177\u4f53\u7c7b\u3002\u4ee5\u4e0b\u662f\u5de5\u5382\u6a21\u5f0f\u7684\u4e00\u4e2a\u7b80\u5355\u793a\u4f8b\uff1a<\/p>\n<\/p>\n
interface Vehicle {<\/p>\n
    public function getVehicleType();<\/p>\n
}<\/p>\n
class Car implements Vehicle {<\/p>\n
    public function getVehicleType() {<\/p>\n
        return 'car';<\/p>\n
    }<\/p>\n
}<\/p>\n
class Truck implements Vehicle {<\/p>\n
    public function getVehicleType() {<\/p>\n
        return 'truck';<\/p>\n
    }<\/p>\n
}<\/p>\n
class VehicleFactory {<\/p>\n
    public function createVehicle($type) {<\/p>\n
        switch($type) {<\/p>\n
            case 'car':<\/p>\n
                return new Car();<\/p>\n
            case 'truck':<\/p>\n
                return new Truck();<\/p>\n
            default:<\/p>\n
                throw new InvalidArgumentException("Invalid vehicle type");<\/p>\n
        }<\/p>\n
    }<\/p>\n
}<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0cVehicleFactory<\/code>\u53ef\u4ee5\u521b\u5efa\u2018car\u2019\u6216\u2018truck\u2019\u7c7b\u578b\u7684\u5bf9\u8c61\uff0c\u8fd9\u4f7f\u5f97\u589e\u52a0\u65b0\u7684\u8f66\u8f86\u7c7b\u578b\u53d8\u5f97\u7b80\u5355\uff0c\u540c\u65f6\u5bf9\u73b0\u6709\u4ee3\u7801\u7684\u5f71\u54cd\u6700\u5c0f\u3002<\/p>\n<\/p>\n
\u5355\u4f8b\u6a21\u5f0f<\/h4>\n<\/p>\n
\u5355\u4f8b\u6a21\u5f0f\u786e\u4fdd\u4e00\u4e2a\u7c7b\u53ea\u6709\u4e00\u4e2a\u5b9e\u4f8b\uff0c\u5e76\u63d0\u4f9b\u5bf9\u8be5\u5b9e\u4f8b\u7684\u5168\u5c40\u8bbf\u95ee\u70b9\u3002\u8fd9\u5728\u60a8\u60f3\u8981\u5141\u8bb8\u53ea\u6709\u4e00\u4e2a\u6570\u636e\u5e93\u8fde\u63a5\u6216\u8005\u53ea\u6709\u4e00\u4e2a\u914d\u7f6e\u7ba1\u7406\u5668\u65f6\u975e\u5e38\u6709\u7528\u3002<\/p>\n<\/p>\n
\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
1. \u54ea\u4e9bPHP\u4ee3\u7801\u53ef\u4ee5\u8ba9\u4eba\u7acb\u523b\u611f\u5230\u7f16\u7a0b\u6280\u672f\u7684\u9ad8\u8d85\uff1f<\/strong>
\u9ad8\u8d85\u7684PHP\u4ee3\u7801\u901a\u5e38\u5177\u6709\u7b80\u6d01\u660e\u4e86\u3001\u9ad8\u6548\u8fd0\u884c\u7684\u7279\u70b9\u3002\u4f8b\u5982\uff0c\u4f7f\u7528PHP\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\uff08OOP\uff09\u7684\u4ee3\u7801\uff0c\u901a\u8fc7\u5408\u7406\u7684\u7c7b\u548c\u65b9\u6cd5\u8bbe\u8ba1\uff0c\u53ef\u4ee5\u5c55\u73b0\u51fa\u7a0b\u5e8f\u5458\u7684\u67b6\u6784\u80fd\u529b\u548c\u4ee3\u7801\u590d\u7528\u6027\u3002\u6b64\u5916\uff0c\u8fd0\u7528\u9002\u5f53\u7684\u8bbe\u8ba1\u6a21\u5f0f\u548c\u7b97\u6cd5\u4f18\u5316\uff0c\u4e5f\u80fd\u8ba9\u4ee3\u7801\u66f4\u52a0\u9ad8\u6548\uff0c\u5c55\u793a\u51fa\u7a0b\u5e8f\u5458\u7684\u4f18\u5316\u80fd\u529b\u3002<\/p>\n
2. \u54ea\u4e9b\u6280\u5de7\u53ef\u4ee5\u4f7f\u539f\u751fPHP\u4ee3\u7801\u663e\u5f97\u6280\u672f\u9ad8\u8d85\uff1f<\/strong>
\u6280\u672f\u9ad8\u8d85\u7684\u539f\u751fPHP\u4ee3\u7801\u5f80\u5f80\u4f7f\u7528\u4e00\u4e9b\u65b0\u9896\u7684\u7f16\u7801\u6280\u5de7\u548c\u8bed\u8a00\u7279\u6027\u3002\u6bd4\u5982\uff0c\u5408\u7406\u8fd0\u7528PHP\u7684\u5185\u7f6e\u51fd\u6570\u6216\u6269\u5c55\u51fd\u6570\uff0c\u53ef\u4ee5\u7b80\u5316\u4ee3\u7801\u903b\u8f91\u5e76\u63d0\u9ad8\u4ee3\u7801\u6267\u884c\u6548\u7387\u3002\u4f7f\u7528PHP\u7684\u547d\u540d\u7a7a\u95f4\uff0c\u53ef\u4ee5\u66f4\u597d\u5730\u7ec4\u7ec7\u4ee3\u7801\u7ed3\u6784\uff0c\u4f7f\u5f97\u4ee3\u7801\u66f4\u6613\u8bfb\u3001\u6613\u7ef4\u62a4\u3002\u6b64\u5916\uff0c\u7075\u6d3b\u8fd0\u7528PHP\u7684\u5f02\u5e38\u5904\u7406\u673a\u5236\uff0c\u80fd\u591f\u4f7f\u4ee3\u7801\u66f4\u52a0\u5065\u58ee\u3001\u53ef\u9760\u3002<\/p>\n
3. \u5982\u4f55\u5199\u51fa\u4f53\u73b0\u6280\u672f\u9ad8\u8d85\u7684\u539f\u751fPHP\u4ee3\u7801\uff1f<\/strong>
\u5199\u51fa\u6280\u672f\u9ad8\u8d85\u7684\u539f\u751fPHP\u4ee3\u7801\u9700\u8981\u5177\u5907\u624e\u5b9e\u7684\u7f16\u7a0b\u57fa\u7840\u548c\u6df1\u5165\u7684\u8bed\u8a00\u7406\u89e3\u3002\u9996\u5148\uff0c\u9700\u8981\u719f\u6089PHP\u7684\u8bed\u6cd5\u548c\u5e38\u7528\u51fd\u6570\uff0c\u80fd\u591f\u51c6\u786e\u5730\u8fd0\u7528\u5b83\u4eec\u89e3\u51b3\u95ee\u9898\u3002\u5176\u6b21\uff0c\u8981\u80fd\u591f\u719f\u7ec3\u4f7f\u7528PHP\u7684\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\uff0c\u7075\u6d3b\u8fd0\u7528\u7c7b\u3001\u5bf9\u8c61\u548c\u7ee7\u627f\u7b49\u6982\u5ff5\uff0c\u8bbe\u8ba1\u51fa\u9ad8\u5ea6\u53ef\u590d\u7528\u7684\u4ee3\u7801\u3002\u540c\u65f6\uff0c\u8fd8\u9700\u8981\u5bf9\u6027\u80fd\u4f18\u5316\u6709\u4e00\u5b9a\u7684\u4e86\u89e3\uff0c\u80fd\u591f\u4f7f\u7528\u5408\u9002\u7684\u7b97\u6cd5\u548c\u6570\u636e\u7ed3\u6784\uff0c\u63d0\u9ad8\u4ee3\u7801\u7684\u6267\u884c\u6548\u7387\u3002\u6700\u540e\uff0c\u4e0d\u65ad\u5b66\u4e60\u548c\u5b9e\u8df5\uff0c\u5173\u6ce8PHP\u7684\u6700\u65b0\u7279\u6027\u548c\u6280\u672f\u8d8b\u52bf\uff0c\u79ef\u7d2f\u7ecf\u9a8c\uff0c\u4e0d\u65ad\u63d0\u5347\u81ea\u5df1\u7684\u7f16\u7a0b\u6c34\u5e73\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"PHP\u662f\u4e00\u79cd\u5e7f\u6cdb\u4f7f\u7528\u7684\u5f00\u6e90\u811a\u672c\u8bed\u8a00\uff0c\u9ad8\u8d85\u7684\u6280\u672f\u8868\u73b0\u901a\u5e38\u53cd\u6620\u5728\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u3001\u53ef\u7ef4\u62a4\u6027\u3001\u6027\u80fd\u548c\u5b89\u5168\u6027\u3002\u7cbe\u901a\u9762\u5411\u5bf9\u8c61 […]","protected":false},"author":3,"featured_media":182727,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/182721"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=182721"}],"version-history":[{"count":0,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/182721\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/182727"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=182721"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=182721"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=182721"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}