{"id":230893,"date":"2020-12-28T14:51:16","date_gmt":"2020-12-28T06:51:16","guid":{"rendered":"http:\/\/4563.org\/?p=230893"},"modified":"2020-12-28T14:51:16","modified_gmt":"2020-12-28T06:51:16","slug":"%e7%94%b1%e4%ba%8e%e6%89%be%e4%b8%8d%e5%88%b0-c%e7%89%88%e5%9d%97%ef%bc%8c%e5%8f%aa%e8%83%bd%e5%9c%a8%e8%bf%99%e9%87%8c%e9%97%ae%e4%b8%aa%e7%b1%bb%e6%88%90%e5%91%98%e9%9a%90%e8%97%8f%e7%9a%84","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=230893","title":{"rendered":"\u7531\u4e8e\u627e\u4e0d\u5230 C++\u7248\u5757\uff0c\u53ea\u80fd\u5728\u8fd9\u91cc\u95ee\u4e2a\u7c7b\u6210\u5458\u9690\u85cf\u7684\u95ee\u9898\u3002"},"content":{"rendered":"
\n
\n
\n

\u7531\u4e8e\u627e\u4e0d\u5230 C++\u7248\u5757\uff0c\u53ea\u80fd\u5728\u8fd9\u91cc\u95ee\u4e2a\u7c7b\u6210\u5458\u9690\u85cf\u7684\u95ee\u9898\u3002 <\/h1>\n

<\/p>\n

\n
\u8cc7\u6df1\u5927\u4f6c : James369 <\/span> <\/i> 6<\/span> <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n
\u5f88\u559c\u6b22 Objective-C \u8bed\u8a00\uff0c\u7279\u522b\u662f\u5b83\u7684\u5206\u7c7b Category \u548c\u6269\u5c55 Extension \u7684\u80fd\u529b\u3002\u73b0\u5728\u6709\u4e2a\u9879\u76ee\u662f C++\u7684\uff0c\u78b0\u5230\u4e00\u4e2a\u5c0f\u9700\u6c42\uff0c\u5c31\u662f\u7c7b\u5b9e\u73b0\u4e2d\u7684\u67d0\u4e9b\u65b9\u6cd5\uff0c\u60f3\u5f04\u6210\u79c1\u6709\uff0c\u5e76\u4e14\u4e0d\u8981\u5728.h \u5934\u6587\u4ef6\u4e2d\u58f0\u660e\uff08\u4e0d\u58f0\u660e\u8fd8\u7f16\u8bd1\u62a5\u9519\uff1aprototype for ‘\u7c7b\u540d::\u51fd\u6570\u540d’does not match any in class’\u7c7b\u540d’\uff09<\/p>\n

\u7b80\u5355\u7684\u8bf4\uff0c\u5c31\u662f\u60f3\u5f7b\u5e95\u9690\u85cf\u7c7b\u4e2d\u7684\u67d0\u4e9b\u65b9\u6cd5\uff08\u4f7f\u5176\u5728\u5934\u6587\u4ef6\u4e0d\u53ef\u89c1\uff09\u3002\u8fd9\u8981\u662f\u5728 ObjectiveC \u4e2d\u7528 Extension \u5206\u5206\u949f\u5c31\u641e\u5b9a\u4e86\uff0c\u800c\u4e14\u4ee3\u7801\u4e5f\u4e0d\u5197\u4f59\uff0cC++\u4e0d\u77e5\u9053\u5982\u4f55\u505a\uff1f <\/p><\/div>\n

\u5927\u4f6c\u6709\u8a71\u8aaa<\/b> (17<\/span>) <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n
    \n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : codehz <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \uff08\u4f60\u53ef\u4ee5\u628a\u79c1\u6709\u51fd\u6570\u4e0d\u505a\u6210\u65b9\u6cd5*
    \u76f4\u63a5\u5728 cpp \u6587\u4ef6\u91cc\u505a\u6210\u666e\u901a static \u51fd\u6570
    \uff0c\u4e0d\u8981\u8bd5\u56fe\u7528\u4e24\u4e2a\u4e0d\u540c\u7684\u5934\u6587\u4ef6\uff0c\u6709 abi \u95ee\u9898 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : paoqi2048 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \/go\/cpp C++\u7248\u5757\u5728\u8fd9\u91cc <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : James369 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @codehz \u4e5f\u662f\u4e2a\u529e\u6cd5\uff0c\u7b97\u662f\u66f2\u7ebf\u6551\u56fd\uff0c\u8981\u591a\u4f20\u4e00\u4e2a \u5bf9\u8c61\u6307\u9488\u8fdb\u53bb\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : Aspector <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u7528 pointer to implementation \uff1f\u518d\u5199\u4e00\u4e2a impl \u7c7b\u4e0d\u653e\u5934\u6587\u4ef6\uff0c\u7528\u4e00\u4e2a\u79c1\u6709\u6210\u5458\u6307\u9488\u6307\u8fc7\u53bb\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : zacharyjia <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u62bd\u4e00\u4e2a\u7236\u7c7b\u51fa\u6765\u505a\u63a5\u53e3\uff1f\u5bf9\u5916\u53ea\u66b4\u9732\u7236\u7c7b\uff0c\u53ef\u80fd\u9700\u8981\u914d\u5408\u5de5\u5382\u6a21\u5f0f\u98df\u7528\uff1f\u4e0d\u8fc7\u611f\u89c9\u6bd4 1 \u7684\u65b9\u6cd5\u66f4\u590d\u6742\u4e86 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : imkerberos <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    impl \u6a21\u5f0f. <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : wutiantong <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u5341\u5e74\u524d obj-c \u8fd8\u6ca1\u6709 extension \u65f6\uff0c\u6211\u5c31\u7528 impl \u6a21\u5f0f\u5199\u8fc7\u8fd9\u79cd\u9700\u6c42 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : enenaaa <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u770b\u770b qt \u6e90\u7801\uff0c \u5f88\u591a\u8fd9\u6837\u7684\u5199\u6cd5\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : geelaw <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u4e0d\u5b58\u5728\u8fd9\u79cd\u529f\u80fd\uff0cC++ \u91cc\u79c1\u6709\u6210\u5458\u662f\u63a5\u53e3\u800c\u4e0d\u662f\u5b9e\u73b0\u7ec6\u8282\uff0c\u8fd9\u4e3b\u8981\u4f53\u73b0\u5728\u5b57\u6bb5\u5f71\u54cd\u5185\u5b58\u5e03\u5c40\u3001\u53cb\u5143\u3001\u53ef\u4ee5\u88ab\u91cd\u5199\u7684\u79c1\u6709\u865a\u62df\u6210\u5458\u3001\u540d\u5b57\u89e3\u6790\uff08\u79c1\u6709\u6210\u5458\u4f1a\u53c2\u4e0e\u540d\u5b57\u89e3\u6790\uff09\u3002<\/p>\n

    \u66f2\u7ebf\u6551\u56fd\u7684\u601d\u8def\u662f pimpl \u6216\u8005\u63a5\u53e3\u5316\u3002 <\/p><\/div>\n<\/p><\/div>\n<\/li>\n

  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : aneostart173 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u5916\u9762\u53ea\u66b4\u9732\u63a5\u53e3\uff0c\u91cc\u9762\u5728 impl \u4e00\u4e2a\u7c7b\uff0c\u6216\u8005\u53ea\u63d0\u4f9b c api \u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : lakehylia <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u7eaf\u865a\u51fd\u6570\u63a5\u53e3\u914d\u5408 createInstance \u548c releaseInstance\uff0c\u59a5\u59a5\u7684 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : weidaizi <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/
    \/\/ foo.h
    class Foo
    {
    public:
    static Foo* newFoo();<\/p>\n

    void Bar();
    }<\/p>\n

    ———————————————————–<\/p>\n

    \/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/
    \/\/ foo_impl.h
    #include “foo.h”<\/p>\n

    class FooImpl : public Foo
    {
    public:
    void Bar();<\/p>\n

    private:
    void Xyz();
    };<\/p>\n

    ———————————————————–<\/p>\n

    \u7136\u540e\u5bf9\u5916\u53ea\u66b4\u9732 foo.h \u5373\u53ef <\/p><\/div>\n<\/p><\/div>\n<\/li>\n

  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : Wirbelwind <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    .h \u548c.cc \u5206\u79bb \u60f3\u8981\u66b4\u9732\u51fd\u6570\u7684\u5199\u5728.h \u91cc\u9762
    \u4e0d\u66b4\u9732\u7684\u63a5\u53e3\u76f4\u63a5\u5728.cc \u91cc\u9762\u5199 \u7b2c\u4e00\u4e2a\u53c2\u6570\u662f\u8fd9\u4e2a\u7c7b\uff0c\u5176\u4ed6\u4e0d\u53d8
    class A{} <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : Wirbelwind <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    https:\/\/godbolt.org\/z\/9817hs <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : weidaizi <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u4e0a\u9762\u90a3\u4e2a\u56de\u590d\uff0c\u5fd8\u8bb0\u5199 virtual \u4e86\uff0c\u56e7<\/p>\n

    \/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/
    \/\/ foo.h
    class Foo
    {
    public:
    static Foo* newFoo();<\/p>\n

    virtual void Bar();
    }<\/p>\n

    ———————————————————–<\/p>\n

    \/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/
    \/\/ foo_impl.h
    #include “foo.h”<\/p>\n

    class FooImpl : public Foo
    {
    public:
    virtual void Bar() override;<\/p>\n

    private:
    void Xyz();<\/p>\n

    private:
    …….
    };<\/p>\n

    ———————————————————–<\/p>\n

    \u7136\u540e\u5bf9\u5916\u53ea\u66b4\u9732 foo.h \u5373\u53ef <\/p><\/div>\n<\/p><\/div>\n<\/li>\n

  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : jimmyismagic <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u4e0a\u9762\u8bf4\u5f97\u5f88\u6e05\u695a\uff0c\u66b4\u9732\u4e2a\u7236\u7c7b\u51fa\u6765\uff0c\u53ef\u4ee5\u662f\u7eaf\u865a\u7c7b\uff0c\u4e5f\u53ef\u4ee5\u662f\u6a21\u677f\u7c7b <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : Wirbelwind <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u8fd8\u6709\u4e2a\u4f7f\u7528 using \u7684\u529e\u6cd5
    \u4e0d\u5efa\u8bae\u7ee7\u627f\u5199\u6cd5
    \u9879\u76ee\u91cc\u9762\u8fd9\u6837\u7684\u5199\u6cd5\u591a\u4e86\u4e4b\u540e \u540e\u671f\u7ef4\u62a4\u7684\u4eba\u4f1a\u5934\u5927 \u4e0d\u7b80\u6d01\u76f4\u89c2 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n","protected":false},"excerpt":{"rendered":"

    \u7531\u4e8e\u627e\u4e0d\u5230 C++\u7248\u5757\uff0c\u53ea\u80fd\u5728\u8fd9\u91cc…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[],"tags":[],"_links":{"self":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/230893"}],"collection":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=230893"}],"version-history":[{"count":0,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/230893\/revisions"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=230893"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=230893"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=230893"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}