{"id":64678,"date":"2025-05-03T08:22:01","date_gmt":"2025-05-03T00:22:01","guid":{"rendered":"https:\/\/fwq.ai\/blog\/64678\/"},"modified":"2025-05-03T08:22:01","modified_gmt":"2025-05-03T00:22:01","slug":"%e5%9c%a8java%e4%b8%ad%e6%80%8e%e4%b9%88%e5%ae%9a%e4%b9%89%e4%b8%80%e4%b8%aa%e6%95%b0%e7%bb%84-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/64678\/","title":{"rendered":"\u5728java\u4e2d\u600e\u4e48\u5b9a\u4e49\u4e00\u4e2a\u6570\u7ec4"},"content":{"rendered":"<blockquote><p>\n  \u5728 java \u4e2d\u5b9a\u4e49\u6570\u7ec4\u7684\u6b65\u9aa4\uff1a\u58f0\u660e\u6570\u7ec4\u7c7b\u578b\u548c\u540d\u79f0\u521b\u5efa\u6570\u7ec4\u5bf9\u8c61\u8bbf\u95ee\u548c\u8d4b\u503c\u6570\u7ec4\u5143\u7d20\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/04\/2024110406402751215.jpg\" class=\"aligncenter\" title=\"\u5728java\u4e2d\u600e\u4e48\u5b9a\u4e49\u4e00\u4e2a\u6570\u7ec4\u63d2\u56fe\" alt=\"\u5728java\u4e2d\u600e\u4e48\u5b9a\u4e49\u4e00\u4e2a\u6570\u7ec4\u63d2\u56fe\" \/><\/p>\n<p><strong>\u5728 Java \u4e2d\u5b9a\u4e49\u6570\u7ec4<\/strong><\/p>\n<p>\u5728 Java \u4e2d\uff0c\u6570\u7ec4\u662f\u5b58\u50a8\u56fa\u5b9a\u5927\u5c0f\u5e8f\u5217\u5143\u7d20\u7684\u6570\u636e\u7ed3\u6784\u3002\u8981\u5b9a\u4e49\u4e00\u4e2a\u6570\u7ec4\uff0c\u9700\u8981\u6309\u4ee5\u4e0b\u6b65\u9aa4\u64cd\u4f5c\uff1a<\/p>\n<p><strong>1. \u58f0\u660e\u6570\u7ec4\u7c7b\u578b\u548c\u540d\u79f0<\/strong><\/p>\n<p>\u58f0\u660e\u6570\u7ec4\u65f6\uff0c\u9700\u8981\u6307\u5b9a\u5176\u5305\u542b\u7684\u5143\u7d20\u7c7b\u578b\u548c\u4e00\u4e2a\u540d\u79f0\u3002\u4f8b\u5982\uff1a<\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<pre>int[] numbers; \/\/ \u58f0\u660e\u4e00\u4e2a\u6574\u6570\u6570\u7ec4<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>2. \u521b\u5efa\u6570\u7ec4\u5bf9\u8c61<\/strong><\/p>\n<p>\u4f7f\u7528 new \u5173\u952e\u5b57\u521b\u5efa\u6570\u7ec4\u5bf9\u8c61\uff0c\u5e76\u6307\u5b9a\u5176\u5927\u5c0f\u3002\u6570\u7ec4\u5927\u5c0f\u5fc5\u987b\u5728\u7f16\u8bd1\u65f6\u786e\u5b9a\uff0c\u4e0d\u80fd\u5728\u8fd0\u884c\u65f6\u52a8\u6001\u8c03\u6574\u3002\u4f8b\u5982\uff1a<\/p>\n<pre>numbers = new int[5]; \/\/ \u521b\u5efa\u4e00\u4e2a\u5927\u5c0f\u4e3a 5 \u7684\u6574\u6570\u6570\u7ec4<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>3. \u8bbf\u95ee\u548c\u8d4b\u503c\u6570\u7ec4\u5143\u7d20<\/strong><\/p>\n<p>\u4f7f\u7528\u65b9\u62ec\u53f7 [] \u8bbf\u95ee\u548c\u8d4b\u503c\u6570\u7ec4\u5143\u7d20\u3002\u65b9\u62ec\u53f7\u5185\u6307\u5b9a\u5143\u7d20\u7684\u7d22\u5f15\uff0c\u4ece 0 \u5f00\u59cb\u3002\u4f8b\u5982\uff1a<\/p>\n<pre>numbers[0] = 10; \/\/ \u5c06\u6570\u7ec4\u7d22\u5f15\u4e3a 0 \u7684\u5143\u7d20\u8bbe\u4e3a 10<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u793a\u4f8b\u4ee3\u7801\uff1a<\/strong><\/p>\n<pre>public class ArrayExample {\n\n    public static void main(String[] args) {\n        int[] numbers = new int[5]; \/\/ \u58f0\u660e\u5e76\u521b\u5efa\u5927\u5c0f\u4e3a 5 \u7684\u6574\u6570\u6570\u7ec4\n\n        \/\/ \u7ed9\u6570\u7ec4\u5143\u7d20\u8d4b\u503c\n        numbers[0] = 10;\n        numbers[1] = 20;\n        numbers[2] = 30;\n        numbers[3] = 40;\n        numbers[4] = 50;\n\n        \/\/ \u8bbf\u95ee\u6570\u7ec4\u5143\u7d20\n        System.out.println(numbers[2]); \/\/ \u8f93\u51fa\u6570\u7ec4\u7d22\u5f15\u4e3a 2 \u7684\u5143\u7d20\n    }\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f\u5728java\u4e2d\u600e\u4e48\u5b9a\u4e49\u4e00\u4e2a\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 \u4e2d\u5b9a\u4e49\u6570\u7ec4\u7684\u6b65\u9aa4\uff1a\u58f0\u660e\u6570\u7ec4\u7c7b\u578b\u548c\u540d\u79f0\u521b\u5efa\u6570\u7ec4\u5bf9\u8c61\u8bbf\u95ee\u548c\u8d4b\u503c\u6570\u7ec4\u5143\u7d20 \u5728 Java \u4e2d\u5b9a\u4e49\u6570\u7ec4 \u5728 Java \u4e2d\uff0c\u6570\u7ec4\u662f\u5b58\u50a8\u56fa\u5b9a\u5927\u5c0f\u5e8f\u5217\u5143\u7d20\u7684\u6570\u636e\u7ed3\u6784\u3002\u8981\u5b9a\u4e49\u4e00\u4e2a\u6570\u7ec4\uff0c\u9700\u8981\u6309\u4ee5\u4e0b\u6b65\u9aa4\u64cd\u4f5c\uff1a 1. \u58f0\u660e\u6570\u7ec4\u7c7b\u578b\u548c\u540d\u79f0 \u58f0\u660e\u6570\u7ec4\u65f6\uff0c\u9700\u8981\u6307\u5b9a\u5176\u5305\u542b\u7684\u5143\u7d20\u7c7b\u578b\u548c\u4e00\u4e2a\u540d\u79f0\u3002\u4f8b\u5982\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b int[] numbers; \/\/ \u58f0\u660e\u4e00\u4e2a\u6574\u6570\u6570\u7ec4 \u767b\u5f55\u540e\u590d\u5236 2. \u521b\u5efa\u6570\u7ec4\u5bf9\u8c61 \u4f7f\u7528 new \u5173\u952e\u5b57\u521b\u5efa\u6570\u7ec4\u5bf9\u8c61\uff0c\u5e76\u6307\u5b9a\u5176\u5927\u5c0f\u3002\u6570\u7ec4\u5927\u5c0f\u5fc5\u987b\u5728\u7f16\u8bd1\u65f6\u786e\u5b9a\uff0c\u4e0d\u80fd\u5728\u8fd0\u884c\u65f6\u52a8\u6001\u8c03\u6574\u3002\u4f8b\u5982\uff1a numbers = new int[5]; \/\/ \u521b\u5efa\u4e00\u4e2a\u5927\u5c0f\u4e3a 5 \u7684\u6574\u6570\u6570\u7ec4 \u767b\u5f55\u540e\u590d\u5236 3. \u8bbf\u95ee\u548c\u8d4b\u503c\u6570\u7ec4\u5143\u7d20 \u4f7f\u7528\u65b9\u62ec\u53f7 [] \u8bbf\u95ee\u548c\u8d4b\u503c\u6570\u7ec4\u5143\u7d20\u3002\u65b9\u62ec\u53f7\u5185\u6307\u5b9a\u5143\u7d20\u7684\u7d22\u5f15\uff0c\u4ece 0 \u5f00\u59cb\u3002\u4f8b\u5982\uff1a numbers[0] = 10; \/\/ \u5c06\u6570\u7ec4\u7d22\u5f15\u4e3a 0 \u7684\u5143\u7d20\u8bbe\u4e3a 10 \u767b\u5f55\u540e\u590d\u5236 \u793a\u4f8b\u4ee3\u7801\uff1a public class ArrayExample { public static [&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-64678","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/64678","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=64678"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/64678\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=64678"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=64678"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=64678"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}