{"id":101090,"date":"2026-09-06T06:16:52","date_gmt":"2026-09-05T22:16:52","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/101090.html"},"modified":"2026-09-06T06:16:52","modified_gmt":"2026-09-05T22:16:52","slug":"c-%e4%b8%ad-final-%e8%af%a6%e8%a7%a3%ef%bc%9a%e9%98%bb%e6%ad%a2%e7%bb%a7%e6%89%bf%e4%b8%8e%e8%a6%86%e7%9b%96%e7%9a%84%e6%9c%80%e5%90%8e%e9%98%b2%e7%ba%bf","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/101090.html","title":{"rendered":"C++ \u4e2d final \u8be6\u89e3\uff1a\u963b\u6b62\u7ee7\u627f\u4e0e\u8986\u76d6\u7684\u6700\u540e\u9632\u7ebf"},"content":{"rendered":"<h3>1. \u5f15\u8a00<\/h3>\n<p>\u5728 C&#043;&#043;11 \u6807\u51c6\u4e2d&#xff0c;final \u5173\u952e\u5b57\u88ab\u5f15\u5165&#xff0c;\u4e3a\u7c7b\u7ee7\u627f\u548c\u865a\u51fd\u6570\u8986\u76d6\u63d0\u4f9b\u4e86\u663e\u5f0f\u7684&#034;\u7ec8\u6b62\u7b26&#034;\u3002\u5b83\u5c31\u50cf\u4e00\u9053\u6700\u540e\u9632\u7ebf&#xff0c;\u660e\u786e\u544a\u8bc9\u7f16\u8bd1\u5668\u548c\u4ee3\u7801\u9605\u8bfb\u8005&#xff1a;\u8fd9\u4e2a\u7c7b\u4e0d\u5141\u8bb8\u518d\u88ab\u7ee7\u627f&#xff0c;\u8fd9\u4e2a\u865a\u51fd\u6570\u4e0d\u5141\u8bb8\u518d\u88ab\u8986\u76d6\u3002\u672c\u6587\u5c06\u6df1\u5165\u5256\u6790 final \u7684\u8bed\u6cd5\u3001\u5e94\u7528\u573a\u666f\u3001\u5e95\u5c42\u673a\u5236\u4ee5\u53ca\u6700\u4f73\u5b9e\u8df5\u3002<\/p>\n<h3>2. final \u7684\u57fa\u672c\u8bed\u6cd5<\/h3>\n<p>final \u5173\u952e\u5b57\u53ef\u4ee5\u7528\u4e8e\u4e24\u4e2a\u4f4d\u7f6e&#xff1a;\u7c7b\u5b9a\u4e49\u548c\u865a\u51fd\u6570\u58f0\u660e\u3002\u5b83\u7684\u8bed\u6cd5\u975e\u5e38\u7b80\u6d01&#xff0c;\u76f4\u63a5\u653e\u5728\u7c7b\u540d\u6216\u865a\u51fd\u6570\u58f0\u660e\u4e4b\u540e\u5373\u53ef\u3002<\/p>\n<p>\/\/ \u963b\u6b62\u7c7b\u88ab\u7ee7\u627f<br \/>\nclass Base final {<br \/>\n    \/\/ &#8230;<br \/>\n};<\/p>\n<p>\/\/ \u963b\u6b62\u865a\u51fd\u6570\u88ab\u8986\u76d6<br \/>\nclass Base {<br \/>\npublic:<br \/>\n    virtual void func() final;<br \/>\n}; <\/p>\n<p>\u9700\u8981\u6ce8\u610f\u7684\u662f&#xff0c;final \u53ea\u80fd\u7528\u4e8e\u865a\u51fd\u6570&#xff0c;\u4e0d\u80fd\u7528\u4e8e\u975e\u865a\u6210\u5458\u51fd\u6570\u3002\u5982\u679c\u8bd5\u56fe\u5728\u975e\u865a\u51fd\u6570\u4e0a\u4f7f\u7528 final&#xff0c;\u7f16\u8bd1\u5668\u4f1a\u62a5\u9519\u3002<\/p>\n<h3>3. final \u7c7b&#xff1a;\u7981\u6b62\u7ee7\u627f<\/h3>\n<p>\u5f53\u4e00\u4e2a\u7c7b\u88ab\u6807\u8bb0\u4e3a final \u540e&#xff0c;\u4efb\u4f55\u8bd5\u56fe\u7ee7\u627f\u5b83\u7684\u884c\u4e3a\u90fd\u4f1a\u5bfc\u81f4\u7f16\u8bd1\u9519\u8bef\u3002\u8fd9\u5728\u8bbe\u8ba1\u4e0d\u53ef\u53d8\u7c7b\u578b\u6216\u5de5\u5177\u7c7b\u65f6\u975e\u5e38\u6709\u7528\u3002<\/p>\n<p>class MathUtils final {<br \/>\npublic:<br \/>\n    static int add(int a, int b) { return a &#043; b; }<br \/>\n};<\/p>\n<p>\/\/ \u7f16\u8bd1\u9519\u8bef&#xff1a;\u65e0\u6cd5\u4ece final \u7c7b\u7ee7\u627f<br \/>\nclass DerivedMath : public MathUtils {<br \/>\n}; <\/p>\n<p>\u4f7f\u7528 final \u7c7b\u6709\u4ee5\u4e0b\u51e0\u4e2a\u597d\u5904&#xff1a;<\/p>\n<ul>\n<li>\u660e\u786e\u8bbe\u8ba1\u610f\u56fe&#xff1a;\u544a\u8bc9\u5176\u4ed6\u5f00\u53d1\u8005\u8fd9\u4e2a\u7c7b\u4e0d\u5e94\u8be5\u88ab\u6269\u5c55\u3002<\/li>\n<li>\u9632\u6b62\u8bef\u7ee7\u627f&#xff1a;\u907f\u514d\u56e0\u610f\u5916\u7ee7\u627f\u5bfc\u81f4\u7684\u884c\u4e3a\u5f02\u5e38\u3002<\/li>\n<li>\u4f18\u5316\u673a\u4f1a&#xff1a;\u7f16\u8bd1\u5668\u53ef\u4ee5\u66f4\u6fc0\u8fdb\u5730\u8fdb\u884c\u5185\u8054\u548c\u4f18\u5316\u3002<\/li>\n<\/ul>\n<h3>4. final \u865a\u51fd\u6570&#xff1a;\u7981\u6b62\u8986\u76d6<\/h3>\n<p>\u5728\u865a\u51fd\u6570\u58f0\u660e\u540e\u52a0\u4e0a final&#xff0c;\u53ef\u4ee5\u963b\u6b62\u6d3e\u751f\u7c7b\u7ee7\u7eed\u8986\u76d6\u8be5\u51fd\u6570\u3002\u8fd9\u5728\u8bbe\u8ba1\u6a21\u677f\u65b9\u6cd5\u6a21\u5f0f\u6216\u56fa\u5b9a\u7b97\u6cd5\u9aa8\u67b6\u65f6\u975e\u5e38\u5b9e\u7528\u3002<\/p>\n<p>class Base {<br \/>\npublic:<br \/>\n    virtual void execute() final {<br \/>\n        step1();<br \/>\n        step2();<br \/>\n    }<br \/>\n    virtual void step1() {}<br \/>\n    virtual void step2() {}<br \/>\n};<\/p>\n<p>class Derived : public Base {<br \/>\npublic:<br \/>\n    \/\/ \u7f16\u8bd1\u9519\u8bef&#xff1a;\u65e0\u6cd5\u8986\u76d6 final \u51fd\u6570<br \/>\n    void execute() override {}<br \/>\n}; <\/p>\n<p>\u901a\u8fc7\u5c06 execute \u6807\u8bb0\u4e3a final&#xff0c;\u57fa\u7c7b\u786e\u4fdd\u4e86\u7b97\u6cd5\u7684\u6574\u4f53\u6d41\u7a0b\u4e0d\u88ab\u6d3e\u751f\u7c7b\u7be1\u6539&#xff0c;\u800c\u6d3e\u751f\u7c7b\u4ecd\u7136\u53ef\u4ee5\u901a\u8fc7\u8986\u76d6 step1 \u548c step2 \u6765\u5b9a\u5236\u5177\u4f53\u884c\u4e3a\u3002<\/p>\n<h3>5. final \u4e0e override \u7684\u914d\u5408<\/h3>\n<p>final \u548c override \u7ecf\u5e38\u4e00\u8d77\u4f7f\u7528&#xff0c;\u4f46\u5b83\u4eec\u7684\u804c\u8d23\u4e0d\u540c\u3002override \u7528\u4e8e\u786e\u8ba4\u5f53\u524d\u51fd\u6570\u786e\u5b9e\u8986\u76d6\u4e86\u57fa\u7c7b\u7684\u865a\u51fd\u6570&#xff0c;\u800c final \u7528\u4e8e\u58f0\u660e\u8be5\u51fd\u6570\u4e0d\u5141\u8bb8\u518d\u88ab\u8986\u76d6\u3002\u4e24\u8005\u53ef\u4ee5\u540c\u65f6\u51fa\u73b0\u5728\u540c\u4e00\u4e2a\u51fd\u6570\u58f0\u660e\u4e2d\u3002<\/p>\n<p>class Base {<br \/>\npublic:<br \/>\n    virtual void func() {}<br \/>\n};<\/p>\n<p>class Derived : public Base {<br \/>\npublic:<br \/>\n    void func() override final {}  \/\/ \u65e2\u786e\u8ba4\u8986\u76d6&#xff0c;\u53c8\u7981\u6b62\u540e\u7eed\u8986\u76d6<br \/>\n};<\/p>\n<p>class Derived2 : public Derived {<br \/>\npublic:<br \/>\n    \/\/ \u7f16\u8bd1\u9519\u8bef&#xff1a;func \u5df2\u88ab\u6807\u8bb0\u4e3a final<br \/>\n    void func() override {}<br \/>\n}; <\/p>\n<p>\u8fd9\u79cd\u7ec4\u5408\u5199\u6cd5\u5728\u591a\u5c42\u7ee7\u627f\u4f53\u7cfb\u4e2d\u7279\u522b\u6709\u7528&#xff0c;\u53ef\u4ee5\u7cbe\u786e\u63a7\u5236\u865a\u51fd\u6570\u5728\u7ee7\u627f\u94fe\u4e2d\u7684&#034;\u7ec8\u7ed3&#034;\u4f4d\u7f6e\u3002<\/p>\n<h3>6. final \u7684\u5e95\u5c42\u673a\u5236<\/h3>\n<p>\u4ece\u7f16\u8bd1\u5668\u7684\u89d2\u5ea6\u770b&#xff0c;final \u4e3b\u8981\u662f\u4e00\u4e2a\u7f16\u8bd1\u671f\u7ea6\u675f&#xff0c;\u5b83\u5e76\u4e0d\u6539\u53d8\u865a\u51fd\u6570\u8868\u7684\u5e03\u5c40\u3002\u865a\u51fd\u6570\u8868&#xff08;vtable&#xff09;\u4e2d\u4ecd\u7136\u4f1a\u4e3a final \u865a\u51fd\u6570\u4fdd\u7559\u4e00\u4e2a\u69fd\u4f4d&#xff0c;\u4f46\u7f16\u8bd1\u5668\u5728\u751f\u6210\u6d3e\u751f\u7c7b\u7684\u865a\u51fd\u6570\u8868\u65f6&#xff0c;\u4f1a\u76f4\u63a5\u590d\u7528\u57fa\u7c7b\u7684\u51fd\u6570\u6307\u9488&#xff0c;\u800c\u4e0d\u662f\u751f\u6210\u65b0\u7684\u8986\u76d6\u7248\u672c\u3002<\/p>\n<p>\u8fd9\u610f\u5473\u7740 final \u5e26\u6765\u7684\u6027\u80fd\u6536\u76ca\u4e3b\u8981\u4f53\u73b0\u5728\u4ee5\u4e0b\u65b9\u9762&#xff1a;<\/p>\n<ul>\n<li>\u53bb\u865a\u62df\u5316&#xff1a;\u7f16\u8bd1\u5668\u53ef\u4ee5\u786e\u5b9a final \u865a\u51fd\u6570\u4e0d\u4f1a\u88ab\u8986\u76d6&#xff0c;\u4ece\u800c\u5728\u67d0\u4e9b\u573a\u666f\u4e0b\u5c06\u865a\u8c03\u7528\u66ff\u6362\u4e3a\u76f4\u63a5\u8c03\u7528\u3002<\/li>\n<li>\u5185\u8054\u4f18\u5316&#xff1a;\u5f53\u865a\u8c03\u7528\u88ab\u53bb\u865a\u62df\u5316\u540e&#xff0c;\u51fd\u6570\u4f53\u53ef\u4ee5\u88ab\u5185\u8054\u5c55\u5f00&#xff0c;\u51cf\u5c11\u8c03\u7528\u5f00\u9500\u3002<\/li>\n<\/ul>\n<p>\u4e0d\u8fc7\u9700\u8981\u6ce8\u610f\u7684\u662f&#xff0c;\u8fd9\u4e9b\u4f18\u5316\u5e76\u975e\u603b\u662f\u53d1\u751f&#xff0c;\u5b9e\u9645\u6548\u679c\u53d6\u51b3\u4e8e\u7f16\u8bd1\u5668\u7684\u4f18\u5316\u7ea7\u522b\u548c\u8c03\u7528\u4e0a\u4e0b\u6587\u3002<\/p>\n<h3>7. final \u4e0e\u6027\u80fd\u4f18\u5316<\/h3>\n<p>\u5728\u6027\u80fd\u654f\u611f\u7684\u573a\u666f\u4e2d&#xff0c;final \u53ef\u4ee5\u6210\u4e3a\u4f18\u5316\u7684\u91cd\u8981\u5de5\u5177\u3002\u8003\u8651\u4ee5\u4e0b\u793a\u4f8b&#xff1a;<\/p>\n<p>class Shape {<br \/>\npublic:<br \/>\n    virtual double area() const &#061; 0;<br \/>\n};<\/p>\n<p>class Circle final : public Shape {<br \/>\npublic:<br \/>\n    double area() const override { return 3.14159 * r_ * r_; }<br \/>\nprivate:<br \/>\n    double r_ &#061; 1.0;<br \/>\n};<\/p>\n<p>void printArea(const Shape&amp; s) {<br \/>\n    \/\/ \u5982\u679c\u7f16\u8bd1\u5668\u80fd\u786e\u5b9a s \u7684\u5b9e\u9645\u7c7b\u578b\u662f Circle&#xff0c;<br \/>\n    \/\/ \u5c31\u53ef\u4ee5\u5c06\u865a\u8c03\u7528\u4f18\u5316\u4e3a\u76f4\u63a5\u8c03\u7528<br \/>\n    std::cout &lt;&lt; s.area() &lt;&lt; std::endl;<br \/>\n} <\/p>\n<p>\u5f53\u7f16\u8bd1\u5668\u770b\u5230 Circle \u662f final \u7c7b\u65f6&#xff0c;\u5728\u7c7b\u578b\u53ef\u63a8\u5bfc\u7684\u4e0a\u4e0b\u6587\u4e2d&#xff0c;\u5b83\u53ef\u4ee5\u5c06\u865a\u51fd\u6570\u8c03\u7528\u53bb\u865a\u62df\u5316&#xff0c;\u4ece\u800c\u63d0\u5347\u6027\u80fd\u3002\u8fd9\u5728\u6e38\u620f\u5f00\u53d1\u3001\u56fe\u5f62\u6e32\u67d3\u7b49\u9ad8\u6027\u80fd\u8ba1\u7b97\u9886\u57df\u5c24\u4e3a\u91cd\u8981\u3002<\/p>\n<p>https:\/\/tv.sohu.com\/v\/dXMvNDQ1Njg4NjQ0Lzc0MjYyMDQ4OS5zaHRtbA&#061;&#061;.html https:\/\/tv.sohu.com\/v\/dXMvNDQ1Njg4NjQ0Lzc0MjYyMDM5OC5zaHRtbA&#061;&#061;.html https:\/\/tv.sohu.com\/v\/dXMvNDQ1Njg4NjQ0Lzc0MjYyMDI3Ni5zaHRtbA&#061;&#061;.html https:\/\/tv.sohu.com\/v\/dXMvNDQ1Njg4NjQ0Lzc0MjYyMDQ2OS5zaHRtbA&#061;&#061;.html https:\/\/tv.sohu.com\/v\/dXMvNDQ1Njg4NjQ0Lzc0MjYyMDA1MC5zaHRtbA&#061;&#061;.html https:\/\/tv.sohu.com\/v\/dXMvNDQ1Njg4NjQ0Lzc0MjYyMDIzOC5zaHRtbA&#061;&#061;.html https:\/\/tv.sohu.com\/v\/dXMvNDQ1Njg4NjQ0Lzc0MjYyMDMyNi5zaHRtbA&#061;&#061;.html https:\/\/tv.sohu.com\/v\/dXMvNDQ1Njg4NjQ0Lzc0MjYyMDMyMi5zaHRtbA&#061;&#061;.html https:\/\/tv.sohu.com\/v\/dXMvNDQ1Njg4NjQ0Lzc0MjYyMDIyOC5zaHRtbA&#061;&#061;.html https:\/\/tv.sohu.com\/v\/dXMvNDQ1Njg4NjQ0Lzc0MjYyMDAzMi5zaHRtbA&#061;&#061;.html<\/p>\n<h3>8. final \u7684\u5e38\u89c1\u8bef\u7528<\/h3>\n<p>\u867d\u7136 final \u529f\u80fd\u5f3a\u5927&#xff0c;\u4f46\u6ee5\u7528\u4e5f\u4f1a\u5e26\u6765\u95ee\u9898\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u89c1\u7684\u8bef\u7528\u573a\u666f&#xff1a;<\/p>\n<ul>\n<li>\u8fc7\u5ea6\u4f7f\u7528&#xff1a;\u5bf9\u6240\u6709\u7c7b\u90fd\u52a0\u4e0a final&#xff0c;\u5bfc\u81f4\u4ee3\u7801\u96be\u4ee5\u6269\u5c55\u548c\u7ef4\u62a4\u3002<\/li>\n<li>\u7834\u574f\u5f00\u95ed\u539f\u5219&#xff1a;\u5728\u6846\u67b6\u8bbe\u8ba1\u4e2d\u8fc7\u65e9\u4f7f\u7528 final&#xff0c;\u9650\u5236\u4e86\u7528\u6237\u7684\u81ea\u5b9a\u4e49\u80fd\u529b\u3002<\/li>\n<li>\u4e0e\u865a\u6790\u6784\u51fd\u6570\u51b2\u7a81&#xff1a;\u5982\u679c\u4e00\u4e2a\u7c7b\u6709\u865a\u6790\u6784\u51fd\u6570&#xff0c;\u5c06\u5176\u6807\u8bb0\u4e3a final \u540e&#xff0c;\u6d3e\u751f\u7c7b\u65e0\u6cd5\u518d\u63d0\u4f9b\u81ea\u5b9a\u4e49\u6790\u6784\u903b\u8f91\u3002<\/li>\n<li>https:\/\/tv.sohu.com\/v\/dXMvNDQ1Njg4NjQ0Lzc0MjYyMDQ4OS5zaHRtbA&#061;&#061;.html https:\/\/tv.sohu.com\/v\/dXMvNDQ1Njg4NjQ0Lzc0MjYyMDM5OC5zaHRtbA&#061;&#061;.html https:\/\/tv.sohu.com\/v\/dXMvNDQ1Njg4NjQ0Lzc0MjYyMDI3Ni5zaHRtbA&#061;&#061;.html https:\/\/tv.sohu.com\/v\/dXMvNDQ1Njg4NjQ0Lzc0MjYyMDQ2OS5zaHRtbA&#061;&#061;.html https:\/\/tv.sohu.com\/v\/dXMvNDQ1Njg4NjQ0Lzc0MjYyMDA1MC5zaHRtbA&#061;&#061;.html https:\/\/tv.sohu.com\/v\/dXMvNDQ1Njg4NjQ0Lzc0MjYyMDIzOC5zaHRtbA&#061;&#061;.html https:\/\/tv.sohu.com\/v\/dXMvNDQ1Njg4NjQ0Lzc0MjYyMDMyNi5zaHRtbA&#061;&#061;.html https:\/\/tv.sohu.com\/v\/dXMvNDQ1Njg4NjQ0Lzc0MjYyMDMyMi5zaHRtbA&#061;&#061;.html https:\/\/tv.sohu.com\/v\/dXMvNDQ1Njg4NjQ0Lzc0MjYyMDIyOC5zaHRtbA&#061;&#061;.html https:\/\/tv.sohu.com\/v\/dXMvNDQ1Njg4NjQ0Lzc0MjYyMDAzMi5zaHRtbA&#061;&#061;.html<\/li>\n<\/ul>\n<p>class Base {<br \/>\npublic:<br \/>\n    virtual ~Base() {}<br \/>\n};<\/p>\n<p>class Derived final : public Base {<br \/>\npublic:<br \/>\n    ~Derived() override {}<br \/>\n};<\/p>\n<p>\/\/ \u7f16\u8bd1\u9519\u8bef&#xff1a;Derived \u662f final \u7c7b&#xff0c;\u65e0\u6cd5\u518d\u88ab\u7ee7\u627f<br \/>\nclass Derived2 : public Derived {<br \/>\n}; <\/p>\n<p>\u5728\u8bbe\u8ba1\u7c7b\u5c42\u6b21\u7ed3\u6784\u65f6&#xff0c;\u5e94\u8be5\u8c28\u614e\u8bc4\u4f30\u662f\u5426\u771f\u7684\u9700\u8981\u963b\u6b62\u7ee7\u627f\u6216\u8986\u76d6&#xff0c;\u907f\u514d\u4e3a\u4e86&#034;\u5b89\u5168&#034;\u800c\u727a\u7272\u7075\u6d3b\u6027\u3002<\/p>\n<h3>9. final \u4e0e\u8bbe\u8ba1\u6a21\u5f0f<\/h3>\n<p>final \u5728\u591a\u79cd\u8bbe\u8ba1\u6a21\u5f0f\u4e2d\u90fd\u6709\u5e94\u7528\u4ef7\u503c\u3002\u5728\u6a21\u677f\u65b9\u6cd5\u6a21\u5f0f\u4e2d&#xff0c;final \u53ef\u4ee5\u9501\u5b9a\u7b97\u6cd5\u7684\u9aa8\u67b6&#xff1b;\u5728\u5de5\u5382\u6a21\u5f0f\u4e2d&#xff0c;final \u53ef\u4ee5\u786e\u4fdd\u4ea7\u54c1\u7c7b\u7684\u4e0d\u53ef\u53d8\u6027&#xff1b;\u5728\u5355\u4f8b\u6a21\u5f0f\u4e2d&#xff0c;final \u53ef\u4ee5\u9632\u6b62\u7c7b\u88ab\u610f\u5916\u7ee7\u627f\u3002<\/p>\n<p>class Singleton final {<br \/>\npublic:<br \/>\n    static Singleton&amp; getInstance() {<br \/>\n        static Singleton instance;<br \/>\n        return instance;<br \/>\n    }<br \/>\nprivate:<br \/>\n    Singleton() {}<br \/>\n    Singleton(const Singleton&amp;) &#061; delete;<br \/>\n    Singleton&amp; operator&#061;(const Singleton&amp;) &#061; delete;<br \/>\n}; <\/p>\n<p>\u5728\u8fd9\u4e2a\u5355\u4f8b\u793a\u4f8b\u4e2d&#xff0c;final \u786e\u4fdd\u4e86\u5355\u4f8b\u7c7b\u4e0d\u4f1a\u88ab\u7ee7\u627f&#xff0c;\u914d\u5408\u79c1\u6709\u6784\u9020\u51fd\u6570\u548c\u5220\u9664\u7684\u62f7\u8d1d\u64cd\u4f5c&#xff0c;\u4ece\u591a\u4e2a\u5c42\u9762\u4fdd\u8bc1\u4e86\u5355\u4f8b\u7684\u552f\u4e00\u6027\u3002<\/p>\n<h3>10. \u603b\u7ed3<\/h3>\n<p>final \u5173\u952e\u5b57\u662f C&#043;&#043;11 \u5f15\u5165\u7684\u91cd\u8981\u7279\u6027&#xff0c;\u5b83\u4e3a\u7c7b\u7ee7\u627f\u548c\u865a\u51fd\u6570\u8986\u76d6\u63d0\u4f9b\u4e86\u663e\u5f0f\u7684\u7f16\u8bd1\u671f\u7ea6\u675f\u3002\u901a\u8fc7\u5408\u7406\u4f7f\u7528 final&#xff0c;\u53ef\u4ee5\u660e\u786e\u8bbe\u8ba1\u610f\u56fe\u3001\u9632\u6b62\u8bef\u7528\u3001\u63d0\u5347\u6027\u80fd&#xff0c;\u4f46\u4e5f\u9700\u8981\u6ce8\u610f\u907f\u514d\u8fc7\u5ea6\u4f7f\u7528\u5bfc\u81f4\u4ee3\u7801\u50f5\u5316\u3002\u5728\u5b9e\u9645\u9879\u76ee\u4e2d&#xff0c;\u5efa\u8bae\u5728\u4ee5\u4e0b\u573a\u666f\u4f18\u5148\u8003\u8651\u4f7f\u7528 final&#xff1a;<\/p>\n<ul>\n<li>\u8bbe\u8ba1\u4e0d\u53ef\u53d8\u7c7b\u578b\u6216\u5de5\u5177\u7c7b\u65f6\u3002<\/li>\n<li>\u9700\u8981\u9501\u5b9a\u7b97\u6cd5\u9aa8\u67b6\u65f6\u3002<\/li>\n<li>\u5728\u6027\u80fd\u654f\u611f\u8def\u5f84\u4e2d\u5e0c\u671b\u542f\u7528\u53bb\u865a\u62df\u5316\u4f18\u5316\u65f6\u3002<\/li>\n<li>\u5728\u591a\u5c42\u7ee7\u627f\u4f53\u7cfb\u4e2d\u9700\u8981\u660e\u786e\u865a\u51fd\u6570\u7684\u7ec8\u7ed3\u4f4d\u7f6e\u65f6\u3002<\/li>\n<\/ul>\n<p>\u638c\u63e1 final \u7684\u6b63\u786e\u7528\u6cd5&#xff0c;\u80fd\u591f\u5e2e\u52a9\u5f00\u53d1\u8005\u5199\u51fa\u66f4\u5065\u58ee\u3001\u66f4\u6e05\u6670\u7684 C&#043;&#043; \u4ee3\u7801\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>1. \u5f15\u8a00<br \/>\n\u5728 C11 \u6807\u51c6\u4e2d&#xff0c;final \u5173\u952e\u5b57\u88ab\u5f15\u5165&#xff0c;\u4e3a\u7c7b\u7ee7\u627f\u548c\u865a\u51fd\u6570\u8986\u76d6\u63d0\u4f9b\u4e86\u663e\u5f0f\u7684\\&#8221;\u7ec8\u6b62\u7b26\\&#8221;\u3002\u5b83\u5c31\u50cf\u4e00\u9053\u6700\u540e\u9632\u7ebf&#xff0c;\u660e\u786e\u544a\u8bc9\u7f16\u8bd1\u5668\u548c\u4ee3\u7801\u9605\u8bfb\u8005&#xff1a;\u8fd9\u4e2a\u7c7b\u4e0d\u5141\u8bb8\u518d\u88ab\u7ee7\u627f&#xff0c;\u8fd9\u4e2a\u865a\u51fd\u6570\u4e0d\u5141\u8bb8\u518d\u88ab\u8986\u76d6\u3002\u672c\u6587\u5c06\u6df1\u5165\u5256\u6790 final \u7684\u8bed\u6cd5\u3001\u5e94\u7528\u573a\u666f\u3001\u5e95\u5c42\u673a\u5236\u4ee5\u53ca\u6700\u4f73\u5b9e\u8df5\u3002<br \/>\n2. final \u7684\u57fa\u672c\u8bed\u6cd5<br \/>\nfinal \u5173\u952e\u5b57\u53ef\u4ee5\u7528\u4e8e\u4e24\u4e2a\u4f4d\u7f6e&#xff1a;\u7c7b\u5b9a\u4e49\u548c\u865a\u51fd\u6570\u58f0\u660e\u3002\u5b83\u7684\u8bed\u6cd5\u975e\u5e38\u7b80\u6d01&#xff0c;\u76f4\u63a5<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[55,99,426],"topic":[],"class_list":["post-101090","post","type-post","status-publish","format-standard","hentry","category-server","tag-c","tag-java","tag-jvm"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>C++ \u4e2d final \u8be6\u89e3\uff1a\u963b\u6b62\u7ee7\u627f\u4e0e\u8986\u76d6\u7684\u6700\u540e\u9632\u7ebf - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wsisp.com\/helps\/101090.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"C++ \u4e2d final \u8be6\u89e3\uff1a\u963b\u6b62\u7ee7\u627f\u4e0e\u8986\u76d6\u7684\u6700\u540e\u9632\u7ebf - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"og:description\" content=\"1. \u5f15\u8a00 \u5728 C11 \u6807\u51c6\u4e2d&#xff0c;final \u5173\u952e\u5b57\u88ab\u5f15\u5165&#xff0c;\u4e3a\u7c7b\u7ee7\u627f\u548c\u865a\u51fd\u6570\u8986\u76d6\u63d0\u4f9b\u4e86\u663e\u5f0f\u7684&quot;\u7ec8\u6b62\u7b26&quot;\u3002\u5b83\u5c31\u50cf\u4e00\u9053\u6700\u540e\u9632\u7ebf&#xff0c;\u660e\u786e\u544a\u8bc9\u7f16\u8bd1\u5668\u548c\u4ee3\u7801\u9605\u8bfb\u8005&#xff1a;\u8fd9\u4e2a\u7c7b\u4e0d\u5141\u8bb8\u518d\u88ab\u7ee7\u627f&#xff0c;\u8fd9\u4e2a\u865a\u51fd\u6570\u4e0d\u5141\u8bb8\u518d\u88ab\u8986\u76d6\u3002\u672c\u6587\u5c06\u6df1\u5165\u5256\u6790 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