{"id":203714,"date":"2025-05-22T08:26:12","date_gmt":"2025-05-22T00:26:12","guid":{"rendered":"https:\/\/server.hk\/cnblog\/203714\/"},"modified":"2025-05-22T08:26:12","modified_gmt":"2025-05-22T00:26:12","slug":"%e4%b8%ba%e4%bb%80%e4%b9%88java%e4%b8%ad%e7%9a%84%e5%8a%a8%e6%80%81%e7%bb%91%e5%ae%9a%e5%9c%a8%e4%b8%8d%e5%90%8c%e6%96%b9%e6%b3%95%e8%b0%83%e7%94%a8%e6%97%b6%e8%a1%a8%e7%8e%b0%e4%b8%8d%e5%90%8c","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/203714\/","title":{"rendered":"\u4e3a\u4ec0\u4e48Java\u4e2d\u7684\u52a8\u6001\u7ed1\u5b9a\u5728\u4e0d\u540c\u65b9\u6cd5\u8c03\u7528\u65f6\u8868\u73b0\u4e0d\u540c\uff1f"},"content":{"rendered":"

<\/b> <\/p>\n

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<\/p>\n

java\u52a8\u6001\u7ed1\u5b9a<\/strong><\/p>\n

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class a {\n    public void f(int a) {\n        system.out.println(\"\u6211\u662f\u7236\u7c7b\");\n    }\n}\n\nclass b extends a {\n    @override\n    public void f(int a) {\n        system.out.println(\"\u6211\u662f\u5b50\u7c7b\");\n    }\n\n    public static void main(strings[] args) {\n        a a = new b();\n        a.f(0);\n    }\n}<\/pre>\n
\u95ee\u9898\u4e2d\u8fd8\u63d0\u51fa\u4e86\u4e00\u4e2a\u7c7b\u4f3c\u7684\u4ee3\u7801\u793a\u4f8b\uff0c\u4f46\u662f\u5f53\u8c03\u7528print\u65b9\u6cd5\u65f6\uff0c\u8f93\u51fa\u7ed3\u679c\u5374\u4e0e\u7b2c\u4e00\u4e2a\u793a\u4f8b\u4e0d\u540c\u3002<\/p>\n
class A {\n    public void f(int a) {\n        System.out.println(\"\u6211\u662f\u7236\u7c7b\");\n    }\n}\n\nclass B extends A {\n    @Override\n    public void f(int a) {\n        System.out.println(\"\u6211\u662f\u5b50\u7c7b\");\n    }\n\n    public void print(String s) {\n        System.out.println(s);\n    }\n\n    public static void main(Strings[] args) {\n        A a = new B();\n        a.print(\"0\");\n    }\n}<\/pre>\n
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