{"id":66131,"date":"2025-05-03T16:49:43","date_gmt":"2025-05-03T08:49:43","guid":{"rendered":"https:\/\/fwq.ai\/blog\/66131\/"},"modified":"2025-05-03T16:49:43","modified_gmt":"2025-05-03T08:49:43","slug":"java%e6%80%8e%e4%b9%88%e5%9c%a8%e7%88%b6%e7%b1%bb%e4%b8%ad%e5%ae%9a%e4%b9%89%e6%95%b0%e7%bb%84-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/66131\/","title":{"rendered":"java\u600e\u4e48\u5728\u7236\u7c7b\u4e2d\u5b9a\u4e49\u6570\u7ec4"},"content":{"rendered":"<blockquote><p>\n  \u5728 java \u7236\u7c7b\u4e2d\u5b9a\u4e49\u6570\u7ec4\u7684\u4e24\u79cd\u65b9\u5f0f\uff1a1. \u76f4\u63a5\u5b9a\u4e49\u6570\u7ec4\u53d8\u91cf\uff1b2. \u4f7f\u7528\u62bd\u8c61\u65b9\u6cd5\uff0c\u7531\u5b50\u7c7b\u91cd\u5199\u5e76\u63d0\u4f9b\u6570\u7ec4\u5b9e\u73b0\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/15\/2024111502062253127.jpg\" class=\"aligncenter\" title=\"java\u600e\u4e48\u5728\u7236\u7c7b\u4e2d\u5b9a\u4e49\u6570\u7ec4\u63d2\u56fe\" alt=\"java\u600e\u4e48\u5728\u7236\u7c7b\u4e2d\u5b9a\u4e49\u6570\u7ec4\u63d2\u56fe\" \/><\/p>\n<p><strong>\u5982\u4f55\u5728 Java \u7236\u7c7b\u4e2d\u5b9a\u4e49\u6570\u7ec4<\/strong><\/p>\n<p>\u5728 Java \u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u4e24\u79cd\u65b9\u5f0f\u5728\u7236\u7c7b\u4e2d\u5b9a\u4e49\u6570\u7ec4\uff1a<\/p>\n<p><strong>1. \u76f4\u63a5\u5b9a\u4e49\u6570\u7ec4<\/strong><\/p>\n<p>\u76f4\u63a5\u5728\u7236\u7c7b\u4e2d\u5b9a\u4e49\u6570\u7ec4\u53d8\u91cf\u5e76\u4e3a\u5176\u5206\u914d\u4e00\u4e2a\u5927\u5c0f\u3002\u4f8b\u5982\uff1a<\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<pre>public class ParentClass {\n    private int[] numbers;\n\n    public ParentClass() {\n        numbers = new int[5];\n    }\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>2. \u4f7f\u7528\u62bd\u8c61\u65b9\u6cd5<\/strong><\/p>\n<p>\u53e6\u4e00\u79cd\u65b9\u6cd5\u662f\u4f7f\u7528\u62bd\u8c61\u65b9\u6cd5\u6765\u5b9a\u4e49\u6570\u7ec4\u3002\u62bd\u8c61\u65b9\u6cd5\u53ea\u58f0\u660e\u65b9\u6cd5\uff0c\u800c\u4e0d\u63d0\u4f9b\u5b9e\u73b0\u3002\u5b50\u7c7b\u5fc5\u987b\u91cd\u5199\u62bd\u8c61\u65b9\u6cd5\u5e76\u63d0\u4f9b\u6570\u7ec4\u7684\u5b9e\u73b0\u3002\u4f8b\u5982\uff1a<\/p>\n<pre>public abstract class ParentClass {\n    public abstract int[] getNumbers();\n}\n\npublic class ChildClass extends ParentClass {\n    private int[] numbers;\n\n    @Override\n    public int[] getNumbers() {\n        numbers = new int[5];\n        return numbers;\n    }\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fjava\u600e\u4e48\u5728\u7236\u7c7b\u4e2d\u5b9a\u4e49\u6570\u7ec4\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8IDCBABY\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728 java \u7236\u7c7b\u4e2d\u5b9a\u4e49\u6570\u7ec4\u7684\u4e24\u79cd\u65b9\u5f0f\uff1a1. \u76f4\u63a5\u5b9a\u4e49\u6570\u7ec4\u53d8\u91cf\uff1b2. \u4f7f\u7528\u62bd\u8c61\u65b9\u6cd5\uff0c\u7531\u5b50\u7c7b\u91cd\u5199\u5e76\u63d0\u4f9b\u6570\u7ec4\u5b9e\u73b0\u3002 \u5982\u4f55\u5728 Java \u7236\u7c7b\u4e2d\u5b9a\u4e49\u6570\u7ec4 \u5728 Java \u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u4e24\u79cd\u65b9\u5f0f\u5728\u7236\u7c7b\u4e2d\u5b9a\u4e49\u6570\u7ec4\uff1a 1. \u76f4\u63a5\u5b9a\u4e49\u6570\u7ec4 \u76f4\u63a5\u5728\u7236\u7c7b\u4e2d\u5b9a\u4e49\u6570\u7ec4\u53d8\u91cf\u5e76\u4e3a\u5176\u5206\u914d\u4e00\u4e2a\u5927\u5c0f\u3002\u4f8b\u5982\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b public class ParentClass { private int[] numbers; public ParentClass() { numbers = new int[5]; } } \u767b\u5f55\u540e\u590d\u5236 2. \u4f7f\u7528\u62bd\u8c61\u65b9\u6cd5 \u53e6\u4e00\u79cd\u65b9\u6cd5\u662f\u4f7f\u7528\u62bd\u8c61\u65b9\u6cd5\u6765\u5b9a\u4e49\u6570\u7ec4\u3002\u62bd\u8c61\u65b9\u6cd5\u53ea\u58f0\u660e\u65b9\u6cd5\uff0c\u800c\u4e0d\u63d0\u4f9b\u5b9e\u73b0\u3002\u5b50\u7c7b\u5fc5\u987b\u91cd\u5199\u62bd\u8c61\u65b9\u6cd5\u5e76\u63d0\u4f9b\u6570\u7ec4\u7684\u5b9e\u73b0\u3002\u4f8b\u5982\uff1a public abstract class ParentClass { public abstract int[] getNumbers(); } public class ChildClass extends ParentClass { private int[] numbers; @Override [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-66131","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/66131","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=66131"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/66131\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=66131"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=66131"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=66131"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}