{"id":66246,"date":"2025-05-03T16:09:16","date_gmt":"2025-05-03T08:09:16","guid":{"rendered":"https:\/\/fwq.ai\/blog\/66246\/"},"modified":"2025-05-03T16:09:16","modified_gmt":"2025-05-03T08:09:16","slug":"java%e6%95%b0%e7%bb%84%e6%80%8e%e4%b9%88%e8%b0%83%e7%94%a8%e6%9c%89%e5%8f%82%e6%9e%84%e9%80%a0%e5%87%bd%e6%95%b0-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/66246\/","title":{"rendered":"java\u6570\u7ec4\u600e\u4e48\u8c03\u7528\u6709\u53c2\u6784\u9020\u51fd\u6570"},"content":{"rendered":"<blockquote><p>\n  \u901a\u8fc7\u6709\u53c2\u6784\u9020\u51fd\u6570\u521b\u5efa java \u6570\u7ec4\u9700\uff1a\u5b9a\u4e49\u5e26\u53c2\u6784\u9020\u51fd\u6570\u7684\u7c7b\u3002\u7528 new \u8fd0\u7b97\u7b26\u548c\u957f\u5ea6\u521b\u5efa\u6570\u7ec4\u3002\u7528\u6570\u7ec4\u4e0b\u6807\u521d\u59cb\u5316\u6bcf\u4e2a\u5143\u7d20\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/15\/2024111504573433252.jpg\" class=\"aligncenter\" title=\"java\u6570\u7ec4\u600e\u4e48\u8c03\u7528\u6709\u53c2\u6784\u9020\u51fd\u6570\u63d2\u56fe\" alt=\"java\u6570\u7ec4\u600e\u4e48\u8c03\u7528\u6709\u53c2\u6784\u9020\u51fd\u6570\u63d2\u56fe\" \/><\/p>\n<p><strong>\u5982\u4f55\u4f7f\u7528\u6709\u53c2\u6784\u9020\u51fd\u6570\u521b\u5efa Java \u6570\u7ec4<\/strong><\/p>\n<p>\u5728 Java \u4e2d\uff0c\u4f7f\u7528\u6709\u53c2\u6784\u9020\u51fd\u6570\u521b\u5efa\u6570\u7ec4\u9700\u8981\u9075\u5faa\u4ee5\u4e0b\u6b65\u9aa4\uff1a<\/p>\n<p><strong>1. \u5b9a\u4e49\u4e00\u4e2a\u7c7b\uff0c\u5e26\u6709\u6240\u9700\u7684\u6709\u53c2\u6784\u9020\u51fd\u6570\uff1a<\/strong><\/p>\n<pre>public class MyClass {\n\n    private int value;\n\n    public MyClass(int value) {\n        this.value = value;\n    }\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>2. \u4f7f\u7528 new \u8fd0\u7b97\u7b26\u5e76\u6307\u5b9a\u6570\u7ec4\u7684\u957f\u5ea6\uff1a<\/strong><\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<pre>MyClass[] myArray = new MyClass[5];<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>3. \u4f7f\u7528\u6570\u7ec4\u7684\u4e0b\u6807\u548c\u65b0\u521b\u5efa\u7c7b\u7684\u6709\u53c2\u6784\u9020\u51fd\u6570\u521d\u59cb\u5316\u6bcf\u4e2a\u6570\u7ec4\u5143\u7d20\uff1a<\/strong><\/p>\n<pre>for (int i = 0; i &lt; myArray.length; i++) {\n    myArray[i] = new MyClass(i);\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u793a\u4f8b\uff1a<\/strong><\/p>\n<pre>public class Main {\n\n    public static void main(String[] args) {\n\n        \/\/ \u5b9a\u4e49\u4e00\u4e2a\u5e26\u6709\u6709\u53c2\u6784\u9020\u51fd\u6570\u7684\u7c7b\n        class MyClass {\n\n            private int value;\n\n            public MyClass(int value) {\n                this.value = value;\n            }\n\n            public int getValue() {\n                return value;\n            }\n        }\n\n        \/\/ \u4f7f\u7528\u6709\u53c2\u6784\u9020\u51fd\u6570\u521b\u5efa\u6570\u7ec4\n        MyClass[] myArray = new MyClass[5];\n        for (int i = 0; i &lt; myArray.length; i++) {\n            myArray[i] = new MyClass(i);\n        }\n\n        \/\/ \u6253\u5370\u6570\u7ec4\u5143\u7d20\u7684\u503c\n        for (MyClass myClass : myArray) {\n            System.out.println(myClass.getValue());\n        }\n    }\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u8fd9\u5c06\u521b\u5efa\u4e00\u4e2a\u5305\u542b 5 \u4e2a\u5143\u7d20\u7684\u6570\u7ec4\uff0c\u6bcf\u4e2a\u5143\u7d20\u90fd\u662f MyClass \u7c7b\u7684\u5b9e\u4f8b\uff0c\u5e76\u4e14\u503c\u5206\u522b\u4e3a 0 \u5230 4\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fjava\u6570\u7ec4\u600e\u4e48\u8c03\u7528\u6709\u53c2\u6784\u9020\u51fd\u6570\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>\u901a\u8fc7\u6709\u53c2\u6784\u9020\u51fd\u6570\u521b\u5efa java \u6570\u7ec4\u9700\uff1a\u5b9a\u4e49\u5e26\u53c2\u6784\u9020\u51fd\u6570\u7684\u7c7b\u3002\u7528 new \u8fd0\u7b97\u7b26\u548c\u957f\u5ea6\u521b\u5efa\u6570\u7ec4\u3002\u7528\u6570\u7ec4\u4e0b\u6807\u521d\u59cb\u5316\u6bcf\u4e2a\u5143\u7d20\u3002 \u5982\u4f55\u4f7f\u7528\u6709\u53c2\u6784\u9020\u51fd\u6570\u521b\u5efa Java \u6570\u7ec4 \u5728 Java \u4e2d\uff0c\u4f7f\u7528\u6709\u53c2\u6784\u9020\u51fd\u6570\u521b\u5efa\u6570\u7ec4\u9700\u8981\u9075\u5faa\u4ee5\u4e0b\u6b65\u9aa4\uff1a 1. \u5b9a\u4e49\u4e00\u4e2a\u7c7b\uff0c\u5e26\u6709\u6240\u9700\u7684\u6709\u53c2\u6784\u9020\u51fd\u6570\uff1a public class MyClass { private int value; public MyClass(int value) { this.value = value; } } \u767b\u5f55\u540e\u590d\u5236 2. \u4f7f\u7528 new \u8fd0\u7b97\u7b26\u5e76\u6307\u5b9a\u6570\u7ec4\u7684\u957f\u5ea6\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b MyClass[] myArray = new MyClass[5]; \u767b\u5f55\u540e\u590d\u5236 3. \u4f7f\u7528\u6570\u7ec4\u7684\u4e0b\u6807\u548c\u65b0\u521b\u5efa\u7c7b\u7684\u6709\u53c2\u6784\u9020\u51fd\u6570\u521d\u59cb\u5316\u6bcf\u4e2a\u6570\u7ec4\u5143\u7d20\uff1a for (int i = 0; i &lt; myArray.length; i++) { myArray[i] = [&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-66246","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/66246","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=66246"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/66246\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=66246"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=66246"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=66246"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}