{"id":1281,"date":"2026-04-20T23:12:02","date_gmt":"2026-04-20T15:12:02","guid":{"rendered":"https:\/\/yunyanglib.cn\/?p=1281"},"modified":"2026-04-20T23:12:05","modified_gmt":"2026-04-20T15:12:05","slug":"%e3%80%90java%e3%80%91%e4%b8%80%e6%96%87%e5%90%83%e9%80%8f%e6%96%b9%e6%b3%95%e9%87%8d%e5%86%99%e4%b8%8e%e9%87%8d%e8%bd%bd%ef%bc%9a%e6%a0%b8%e5%bf%83%e5%8e%9f%e7%90%86%e4%bb%a3%e7%a0%81%e5%ae%9e","status":"publish","type":"post","link":"https:\/\/yunyanglib.cn\/?p=1281","title":{"rendered":"\u3010Java\u3011\u4e00\u6587\u5403\u900f\u65b9\u6cd5\u91cd\u5199\u4e0e\u91cd\u8f7d\uff1a\u6838\u5fc3\u539f\u7406+\u4ee3\u7801\u5b9e\u6218"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\u5927\u5bb6\u597d\uff0c\u6211\u662f\u4e91\u626c\uff5e \u4eca\u5929\u54b1\u4eec\u6765\u804a\u804a Java \u4e2d\u4e24\u4e2a\u5bb9\u6613\u6df7\u6dc6\u4f46\u81f3\u5173\u91cd\u8981\u7684\u6982\u5ff5\uff1a<strong>\u65b9\u6cd5\u91cd\u5199\uff08Override\uff09<\/strong> \u548c <strong>\u65b9\u6cd5\u91cd\u8f7d\uff08Overload\uff09<\/strong>\u3002\u8fd9\u4fe9\u662f Java \u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u7684\u57fa\u7840\uff0c\u4e5f\u662f\u9762\u8bd5\u9ad8\u9891\u8003\u70b9\uff0c\u638c\u63e1\u5b83\u4eec\u4e0d\u4ec5\u80fd\u63d0\u5347\u4ee3\u7801\u53ef\u8bfb\u6027\uff0c\u66f4\u662f\u5b9e\u73b0\u591a\u6001\u7684\u5173\u952e\u3002\u8bdd\u4e0d\u591a\u8bf4\uff0c\u76f4\u63a5\u4e0a\u5e72\u8d27\uff01<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e00\u3001\u4e3a\u4ec0\u4e48\u9700\u8981\u91cd\u8f7d\u548c\u91cd\u5199\uff1f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u5b9e\u9645\u5f00\u53d1\u4e2d\uff0c\u6211\u4eec\u7ecf\u5e38\u4f1a\u9047\u5230\u8fd9\u6837\u7684\u573a\u666f\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u60f3\u5b9e\u73b0 \u201c\u52a0\u6cd5\u201d \u529f\u80fd\uff0c\u4f46\u53ef\u80fd\u9700\u8981\u52a0\u4e24\u4e2a int\u3001\u4e09\u4e2a int\uff0c\u6216\u8005\u52a0\u4e24\u4e2a double\u2014\u2014 \u5982\u679c\u6bcf\u4e2a\u529f\u80fd\u90fd\u8d77\u4e0d\u540c\u540d\u5b57\uff08\u6bd4\u5982 add2Int\u3001add3Int\u3001add2Double\uff09\uff0c\u4ee3\u7801\u4f1a\u53d8\u5f97\u81c3\u80bf\u96be\u8bb0\uff1b<\/li>\n\n\n\n<li>\u5b50\u7c7b\u7ee7\u627f\u7236\u7c7b\u540e\uff0c\u7236\u7c7b\u7684\u65b9\u6cd5\u903b\u8f91\u6ee1\u8db3\u4e0d\u4e86\u5b50\u7c7b\u9700\u6c42\uff08\u6bd4\u5982\u7236\u7c7b\u7684 \u201c\u8ba1\u7b97\u9762\u79ef\u201d \u65b9\u6cd5\u53ea\u9002\u7528\u4e8e\u77e9\u5f62\uff0c\u5b50\u7c7b\u5706\u5f62\u9700\u8981\u4e13\u5c5e\u5b9e\u73b0\uff09\uff0c\u4f46\u53c8\u60f3\u6cbf\u7528\u65b9\u6cd5\u540d\u65b9\u4fbf\u8c03\u7528\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u65f6\u5019\uff0c\u91cd\u8f7d\u548c\u91cd\u5199\u5c31\u6d3e\u4e0a\u7528\u573a\u4e86 \u2014\u2014 \u5b83\u4eec\u8ba9\u76f8\u540c\u65b9\u6cd5\u540d\u9002\u914d\u4e0d\u540c\u573a\u666f\uff0c\u65e2\u63d0\u5347\u4e86\u4ee3\u7801\u590d\u7528\u6027\uff0c\u53c8\u589e\u5f3a\u4e86\u53ef\u8bfb\u6027\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e8c\u3001\u65b9\u6cd5\u91cd\u8f7d\uff08Overload\uff09\uff1a\u540c\u4e00\u7c7b\u4e2d\u7684 \u201c\u591a\u9762\u624b\u201d<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">1. \u5b9a\u4e49<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728<strong>\u540c\u4e00\u4e2a\u7c7b\u4e2d<\/strong>\uff0c\u5b58\u5728\u591a\u4e2a<strong>\u65b9\u6cd5\u540d\u76f8\u540c\u4f46\u53c2\u6570\u4e0d\u540c<\/strong>\u7684\u65b9\u6cd5\uff0c\u8fd9\u5c31\u662f\u91cd\u8f7d\u3002\u6ce8\u610f\uff1a\u8fd4\u56de\u503c\u7c7b\u578b\u3001\u8bbf\u95ee\u4fee\u9970\u7b26\u4e0d\u5f71\u54cd\u91cd\u8f7d\u5224\u65ad\uff0c\u6838\u5fc3\u662f \u201c\u53c2\u6570\u4e0d\u540c\u201d\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">2. \u5b9e\u73b0\u65b9\u5f0f\uff08\u9644\u4ee3\u7801\u793a\u4f8b\uff09<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u91cd\u8f7d\u7684\u6838\u5fc3\u662f \u201c\u6539\u53d8\u53c2\u6570\u201d\uff0c\u5177\u4f53\u6709\u4e09\u79cd\u5f62\u5f0f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>public class Calculator {\n    \/\/ 1. \u6539\u53d8\u53c2\u6570\u4e2a\u6570\n    public int add(int a, int b) {\n        return a + b;\n    }\n    public int add(int a, int b, int c) {\n        return a + b + c;\n    }\n\n    \/\/ 2. \u6539\u53d8\u53c2\u6570\u7c7b\u578b\n    public double add(double a, double b) {\n        return a + b;\n    }\n\n    \/\/ 3. \u6539\u53d8\u53c2\u6570\u987a\u5e8f\uff08\u9700\u4e0d\u540c\u7c7b\u578b\uff0c\u5426\u5219\u65e0\u610f\u4e49\uff09\n    public String add(String name, int age) {\n        return \"\u59d3\u540d\uff1a\" + name + \"\uff0c\u5e74\u9f84\uff1a\" + age;\n    }\n    public String add(int age, String name) {\n        return \"\u5e74\u9f84\uff1a\" + age + \"\uff0c\u59d3\u540d\uff1a\" + name;\n    }\n\n    \/\/ \u6ce8\u610f\uff1a\u8fd4\u56de\u503c\u4e0d\u540c\u4e0d\u6784\u6210\u91cd\u8f7d\uff08\u7f16\u8bd1\u62a5\u9519\uff09\n    \/\/ public double add(int a, int b) { return a + b; }\n}\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">3. \u5173\u952e\u6ce8\u610f\u70b9<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u91cd\u8f7d main \u65b9\u6cd5<\/strong>\uff1a\u53ef\u4ee5\u91cd\u8f7d\uff0c\u4f46\u7a0b\u5e8f\u5165\u53e3\u53ea\u80fd\u662f <code>public static void main(String[] args)<\/code>\uff1a<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>public class OverloadMain {\n    public static void main(String&#91;] args) {\n        System.out.println(\"\u7a0b\u5e8f\u5165\u53e3\");\n        main(123); \/\/ \u8c03\u7528\u91cd\u8f7d\u7684main\u65b9\u6cd5\n    }\n    public static void main(int num) {\n        System.out.println(\"\u91cd\u8f7d\u7684main\u65b9\u6cd5\uff1a\" + num);\n    }\n}\n<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u9690\u5f0f\u7c7b\u578b\u8f6c\u6362<\/strong>\uff1a\u5f53\u4f20\u5165\u53c2\u6570\u6ca1\u6709\u5b8c\u5168\u5339\u914d\u7684\u65b9\u6cd5\u65f6\uff0c\u4f1a\u89e6\u53d1\u5411\u4e0a\u8f6c\u578b\uff08byte\u2192short\u2192int\u2192long\u2192float\u2192double\uff09\uff1a<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>public class TypeConvert {\n    public static void print(int num) {\n        System.out.println(\"int\u7c7b\u578b\uff1a\" + num);\n    }\n    public static void main(String&#91;] args) {\n        byte b = 10;\n        print(b); \/\/ \u9690\u5f0f\u8f6c\u4e3aint\uff0c\u8f93\u51fa\"int\u7c7b\u578b\uff1a10\"\n    }\n}\n<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e09\u3001\u65b9\u6cd5\u91cd\u5199\uff08Override\uff09\uff1a\u5b50\u7c7b\u5bf9\u7236\u7c7b\u7684 \u201c\u4e2a\u6027\u5316\u6539\u9020\u201d<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">1. \u5b9a\u4e49<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5b50\u7c7b\u7ee7\u627f\u7236\u7c7b\u540e<\/strong>\uff0c\u5b9a\u4e49\u4e0e\u7236\u7c7b<strong>\u65b9\u6cd5\u540d\u3001\u53c2\u6570\u5217\u8868\u3001\u8fd4\u56de\u503c\u7c7b\u578b\u5b8c\u5168\u76f8\u540c<\/strong>\u7684\u65b9\u6cd5\uff0c\u7528\u4e8e\u8986\u76d6\u7236\u7c7b\u65b9\u6cd5\u7684\u5b9e\u73b0\uff0c\u8fd9\u5c31\u662f\u91cd\u5199\u3002\u91cd\u5199\u662f\u5b9e\u73b0\u591a\u6001\u7684\u6838\u5fc3\u524d\u63d0\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">2. \u91cd\u5199\u89c4\u5219\uff08\u9644\u4ee3\u7801\u793a\u4f8b\uff09<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u91cd\u5199\u6709\u4e25\u683c\u7684\u89c4\u5219\u7ea6\u675f\uff0c\u8fdd\u53cd\u5219\u7f16\u8bd1\u62a5\u9519\uff0c\u8bb0\u4f4f \u201c\u4e24\u540c\u4e00\u5c0f\u4e00\u5927\u201d \u53e3\u8bc0\uff08\u540e\u9762\u4f1a\u603b\u7ed3\uff09\uff0c\u5148\u770b\u4ee3\u7801\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\/\/ \u7236\u7c7b\npublic class Animal {\n    \/\/ \u7236\u7c7b\u65b9\u6cd5\uff1aprotected\u4fee\u9970\uff0c\u629b\u51faIOException\n    protected void eat() throws IOException {\n        System.out.println(\"\u52a8\u7269\u5403\u4e1c\u897f\");\n    }\n\n    \/\/ final\u65b9\u6cd5\uff1a\u4e0d\u80fd\u88ab\u91cd\u5199\n    public final void sleep() {\n        System.out.println(\"\u52a8\u7269\u7761\u89c9\");\n    }\n\n    \/\/ static\u65b9\u6cd5\uff1a\u4e0d\u80fd\u88ab\u91cd\u5199\uff08\u5b50\u7c7b\u53ef\u5b9a\u4e49\u540c\u540d\u9759\u6001\u65b9\u6cd5\uff0c\u4f46\u5c5e\u4e8e\u9690\u85cf\uff0c\u975e\u91cd\u5199\uff09\n    public static void run() {\n        System.out.println(\"\u52a8\u7269\u5954\u8dd1\");\n    }\n}\n\n\/\/ \u5b50\u7c7b\npublic class Dog extends Animal {\n    \/\/ \u91cd\u5199\u7236\u7c7beat\u65b9\u6cd5\n    @Override \/\/ \u6ce8\u89e3\uff1a\u6821\u9a8c\u91cd\u5199\u89c4\u5219\uff0c\u63a8\u8350\u6dfb\u52a0\n    public void eat() throws FileNotFoundException { \/\/ \u6743\u9650\u66f4\u5bbd\u677e\uff08protected\u2192public\uff09\uff0c\u5f02\u5e38\u66f4\u5c0f\uff08IOException\u5b50\u7c7b\uff09\n        super.eat(); \/\/ \u8c03\u7528\u7236\u7c7b\u88ab\u91cd\u5199\u7684\u65b9\u6cd5\n        System.out.println(\"\u72d7\u5403\u9aa8\u5934\");\n    }\n\n    \/\/ \u9519\u8bef\u793a\u4f8b1\uff1a\u53c2\u6570\u4e0d\u540c\uff0c\u4e0d\u662f\u91cd\u5199\uff08\u5b9e\u9645\u662f\u91cd\u8f7d\uff09\n    \/\/ public void eat(String food) { System.out.println(\"\u72d7\u5403\" + food); }\n\n    \/\/ \u9519\u8bef\u793a\u4f8b2\uff1a\u6743\u9650\u66f4\u4e25\u683c\uff08protected-&gt;private\uff09\uff0c\u7f16\u8bd1\u62a5\u9519\n    \/\/ private void eat() { System.out.println(\"\u72d7\u5403\u9aa8\u5934\"); }\n\n    \/\/ \u9519\u8bef\u793a\u4f8b3\uff1a\u629b\u51fa\u66f4\u9ad8\u7ea7\u5f02\u5e38\uff0c\u7f16\u8bd1\u62a5\u9519\n    \/\/ public void eat() throws Exception { System.out.println(\"\u72d7\u5403\u9aa8\u5934\"); }\n\n    \/\/ \u9759\u6001\u65b9\u6cd5\uff1a\u540c\u540d\u4f46\u975e\u91cd\u5199\uff08\u9690\u85cf\u7236\u7c7b\u65b9\u6cd5\uff09\n    public static void run() {\n        System.out.println(\"\u72d7\u8dd1\");\n    }\n}\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">3. \u6838\u5fc3\u89c4\u5219\u8be6\u89e3<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u524d\u63d0\u6761\u4ef6<\/strong>\uff1a\u5fc5\u987b\u5b58\u5728\u7ee7\u627f\u5173\u7cfb\uff08is-a\uff09\uff0c\u5b50\u7c7b\u53ea\u80fd\u91cd\u5199\u7236\u7c7b\u7684\u975e private \u65b9\u6cd5\uff08private \u65b9\u6cd5\u5b50\u7c7b\u4e0d\u53ef\u89c1\uff09\u3002<\/li>\n\n\n\n<li><strong>\u201c\u4e24\u540c\u201d<\/strong>\uff1a\u65b9\u6cd5\u540d\u76f8\u540c\u3001\u53c2\u6570\u5217\u8868\u5b8c\u5168\u76f8\u540c\uff08\u987a\u5e8f\u3001\u7c7b\u578b\u3001\u4e2a\u6570\u4e00\u81f4\uff09\u3002<\/li>\n\n\n\n<li><strong>\u201c\u4e00\u5c0f\u201d<\/strong>\uff1a\u5b50\u7c7b\u65b9\u6cd5\u629b\u51fa\u7684\u5f02\u5e38\u7c7b\u578b \u2264 \u7236\u7c7b\u65b9\u6cd5\uff08\u4ec5\u9488\u5bf9 checked \u5f02\u5e38\uff0c\u8fd0\u884c\u65f6\u5f02\u5e38\u65e0\u9650\u5236\uff09\u3002<\/li>\n\n\n\n<li><strong>\u201c\u4e00\u5927\u201d<\/strong>\uff1a\u5b50\u7c7b\u65b9\u6cd5\u8bbf\u95ee\u6743\u9650 \u2265 \u7236\u7c7b\u65b9\u6cd5\uff08public &gt; protected &gt; default &gt; private\uff09\u3002<\/li>\n\n\n\n<li><strong>\u7981\u6b62\u91cd\u5199\u7684\u60c5\u51b5<\/strong>\uff1afinal \u65b9\u6cd5\uff08\u4e0d\u53ef\u7ee7\u627f\uff09\u3001static \u65b9\u6cd5\uff08\u5c5e\u4e8e\u7c7b\u7ea7\u522b\u7684\u65b9\u6cd5\uff0c\u65e0\u5bf9\u8c61\u591a\u6001\uff09\u3001\u6784\u9020\u65b9\u6cd5\uff08\u5b50\u7c7b\u6784\u9020\u65b9\u6cd5\u4e0e\u7236\u7c7b\u7c7b\u540d\u4e0d\u540c\uff0c\u65e0\u6cd5\u91cd\u5199\uff09\u3002<\/li>\n\n\n\n<li><strong>\u7279\u6b8a\u8bf4\u660e<\/strong>\uff1asynchronized\u3001strictfp \u5173\u952e\u5b57\u4e0d\u5f71\u54cd\u91cd\u5199\u89c4\u5219\uff08\u524d\u8005\u63a7\u5236\u591a\u7ebf\u7a0b\u540c\u6b65\uff0c\u540e\u8005\u63a7\u5236\u6d6e\u70b9\u7cbe\u5ea6\uff0c\u4e0e\u91cd\u5199\u903b\u8f91\u65e0\u5173\uff09\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u56db\u3001\u91cd\u8f7d\u4e0e\u91cd\u5199\u6838\u5fc3\u533a\u522b\uff08\u8868\u683c\u603b\u7ed3\uff09<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-left\" data-align=\"left\">\u5bf9\u6bd4\u7ef4\u5ea6<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u65b9\u6cd5\u91cd\u8f7d\uff08Overload\uff09<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u65b9\u6cd5\u91cd\u5199\uff08Override\uff09<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\">\u5b58\u5728\u8303\u56f4<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u540c\u4e00\u4e2a\u7c7b\u4e2d<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u5b50\u7c7b\u4e0e\u7236\u7c7b\u4e4b\u95f4<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\u65b9\u6cd5\u540d<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u76f8\u540c<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u76f8\u540c<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\u53c2\u6570\u5217\u8868<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u5fc5\u987b\u4e0d\u540c<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u5fc5\u987b\u76f8\u540c<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\u8fd4\u56de\u503c\u7c7b\u578b<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u65e0\u8981\u6c42\uff08\u53ef\u76f8\u540c\u53ef\u4e0d\u540c\uff09<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u5fc5\u987b\u76f8\u540c\uff08\u6216\u5b50\u7c7b\u7c7b\u578b\uff0cJava 5 + \u652f\u6301\uff09<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\u8bbf\u95ee\u6743\u9650<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u65e0\u8981\u6c42<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u5b50\u7c7b \u2265 \u7236\u7c7b<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\u5f02\u5e38\u5904\u7406<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u65e0\u8981\u6c42<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u5b50\u7c7b \u2264 \u7236\u7c7b\uff08checked \u5f02\u5e38\uff09<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\u6838\u5fc3\u76ee\u7684<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u9002\u914d\u4e0d\u540c\u53c2\u6570\u573a\u666f\uff0c\u63d0\u5347\u53ef\u8bfb\u6027<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u8986\u76d6\u7236\u7c7b\u903b\u8f91\uff0c\u5b9e\u73b0\u591a\u6001<\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\">\u5173\u952e\u5b57<\/td><td class=\"has-text-align-left\" data-align=\"left\">\u65e0<\/td><td class=\"has-text-align-left\" data-align=\"left\">@Override\uff08\u63a8\u8350\u4f7f\u7528\uff0c\u6821\u9a8c\u89c4\u5219\uff09<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e94\u3001\u53e3\u8bc0\u8bb0\u5fc6\u6cd5<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u91cd\u8f7d\uff1a<strong>\u4e24\u540c\u4e00\u4e0d\u540c<\/strong>\uff08\u540c\u4e00\u7c7b\u3001\u540c\u65b9\u6cd5\u540d\uff0c\u53c2\u6570\u4e0d\u540c\uff09\uff1b<\/li>\n\n\n\n<li>\u91cd\u5199\uff1a<strong>\u4e24\u540c\u4e00\u5c0f\u4e00\u5927<\/strong>\uff08\u540c\u65b9\u6cd5\u540d\u3001\u540c\u53c2\u6570\uff0c\u5f02\u5e38\u66f4\u5c0f\u3001\u6743\u9650\u66f4\u5927\uff09\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u5199\u5728\u6700\u540e<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u65b9\u6cd5\u91cd\u8f7d\u548c\u91cd\u5199\u662f Java \u57fa\u7840\u4e2d\u7684\u57fa\u7840\uff0c\u7406\u89e3\u5b83\u4eec\u7684\u6838\u5fc3\u533a\u522b\u548c\u4f7f\u7528\u573a\u666f\uff0c\u80fd\u8ba9\u4f60\u7684\u4ee3\u7801\u66f4\u89c4\u8303\u3001\u66f4\u7075\u6d3b\u3002\u8bb0\u4f4f\uff1a\u91cd\u8f7d\u89e3\u51b3 \u201c\u540c\u4e00\u7c7b\u4e2d\u540c\u540d\u65b9\u6cd5\u9002\u914d\u4e0d\u540c\u53c2\u6570\u201d \u7684\u95ee\u9898\uff0c\u91cd\u5199\u89e3\u51b3 \u201c\u5b50\u7c7b\u4e2a\u6027\u5316\u5b9e\u73b0\u7236\u7c7b\u65b9\u6cd5\u201d \u7684\u95ee\u9898\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u89c9\u5f97\u672c\u6587\u5bf9\u4f60\u6709\u5e2e\u52a9\uff0c\u6b22\u8fce\u70b9\u8d5e\u3001\u7559\u8a00\u4ea4\u6d41\uff5e \u540e\u7eed\u8fd8\u4f1a\u5206\u4eab\u66f4\u591a Java \u6838\u5fc3\u77e5\u8bc6\u70b9\uff0c\u5173\u6ce8\u4e91\u626c\u306e Blog\uff0c\u4e00\u8d77\u5728\u6280\u672f\u8def\u4e0a\u7a33\u6b65\u524d\u884c\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5927\u5bb6\u597d\uff0c\u6211\u662f\u4e91\u626c\uff5e \u4eca\u5929\u54b1\u4eec\u6765\u804a\u804a Java \u4e2d\u4e24\u4e2a\u5bb9\u6613\u6df7\u6dc6\u4f46\u81f3\u5173\u91cd\u8981\u7684\u6982\u5ff5\uff1a\u65b9\u6cd5\u91cd\u5199\uff08Override\uff09 \u548c<\/p>\n<div class=\"more-link\">\n\t\t\t\t <a href=\"https:\/\/yunyanglib.cn\/?p=1281\" class=\"link-btn theme-btn\"><span>Read More <\/span> <i class=\"fa 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