{"id":66253,"date":"2025-05-03T08:20:03","date_gmt":"2025-05-03T00:20:03","guid":{"rendered":"https:\/\/fwq.ai\/blog\/66253\/"},"modified":"2025-05-03T08:20:03","modified_gmt":"2025-05-03T00:20:03","slug":"java%e9%a1%b9%e7%9b%ae%e6%80%8e%e4%b9%88%e6%8a%8a%e5%80%bc%e6%94%be%e5%88%b0%e6%95%b0%e7%bb%84%e9%87%8c-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/66253\/","title":{"rendered":"Java\u9879\u76ee\u600e\u4e48\u628a\u503c\u653e\u5230\u6570\u7ec4\u91cc"},"content":{"rendered":"<blockquote><p>\n  \u5728 java \u4e2d\uff0c\u5c06\u503c\u653e\u5165\u6570\u7ec4\u7684\u6b65\u9aa4\u662f\uff1a1. \u58f0\u660e\u5e76\u521d\u59cb\u5316\u6570\u7ec4\uff1b2. \u8bbf\u95ee\u6570\u7ec4\u5143\u7d20\uff1b3. \u7ed9\u6570\u7ec4\u5143\u7d20\u8d4b\u503c\u3002\u793a\u4f8b\uff1aint[] numbers = new int[5]; numbers[0] = 10; for (int i = 0; i <\/p>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/15\/2024111505202722317.jpg\" class=\"aligncenter\" title=\"Java\u9879\u76ee\u600e\u4e48\u628a\u503c\u653e\u5230\u6570\u7ec4\u91cc\u63d2\u56fe\" alt=\"Java\u9879\u76ee\u600e\u4e48\u628a\u503c\u653e\u5230\u6570\u7ec4\u91cc\u63d2\u56fe\" \/><\/p>\n<p><strong>\u5982\u4f55\u5c06\u503c\u653e\u5165 Java \u6570\u7ec4<\/strong><\/p>\n<p>\u5728 Java \u4e2d\uff0c\u6570\u7ec4\u662f\u4e00\u79cd\u53ef\u4ee5\u5b58\u50a8\u56fa\u5b9a\u6570\u91cf\u5143\u7d20\u7684\u6570\u636e\u7ed3\u6784\u3002\u8981\u5c06\u503c\u653e\u5165\u6570\u7ec4\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u6b65\u9aa4\uff1a<\/p>\n<p><strong>1. \u58f0\u660e\u548c\u521d\u59cb\u5316\u6570\u7ec4<\/strong><\/p>\n<p>\u9996\u5148\uff0c\u9700\u8981\u58f0\u660e\u4e00\u4e2a\u6570\u7ec4\u5e76\u4e3a\u5176\u5206\u914d\u5185\u5b58\u3002\u8fd9\u53ef\u4ee5\u901a\u8fc7\u4f7f\u7528\u4ee5\u4e0b\u8bed\u6cd5\u6765\u5b9e\u73b0\uff1a<\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<pre>int[] myArray = new int[size];<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u5176\u4e2d\uff0cmyArray \u662f\u6570\u7ec4\u7684\u540d\u79f0\uff0csize \u662f\u6570\u7ec4\u7684\u5927\u5c0f\uff08\u5fc5\u987b\u662f\u975e\u8d1f\u6574\u6570\uff09\u3002<\/p>\n<p><strong>2. \u8bbf\u95ee\u6570\u7ec4\u5143\u7d20<\/strong><\/p>\n<p>\u8981\u8bbf\u95ee\u6570\u7ec4\u5143\u7d20\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u8bed\u6cd5\uff1a<\/p>\n<pre>myArray[index]<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u5176\u4e2d\uff0cindex \u662f\u8981\u8bbf\u95ee\u7684\u5143\u7d20\u7d22\u5f15\uff08\u4ece 0 \u5f00\u59cb\uff09\u3002<\/p>\n<p><strong>3. \u7ed9\u6570\u7ec4\u5143\u7d20\u8d4b\u503c<\/strong><\/p>\n<p>\u8981\u7ed9\u6570\u7ec4\u5143\u7d20\u8d4b\u503c\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u8bed\u6cd5\uff1a<\/p>\n<pre>myArray[index] = value;<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u5176\u4e2d\uff0cindex \u662f\u8981\u8d4b\u503c\u7684\u5143\u7d20\u7d22\u5f15\uff0cvalue \u662f\u8981\u8d4b\u4e88\u7684\u503c\u3002<\/p>\n<p><strong>\u793a\u4f8b<\/strong><\/p>\n<p>\u4ee5\u4e0b\u793a\u4f8b\u6f14\u793a\u4e86\u5982\u4f55\u5c06\u503c\u653e\u5165\u6570\u7ec4\u4e2d\uff1a<\/p>\n<pre>int[] numbers = new int[5]; \/\/ \u58f0\u660e\u5e76\u521d\u59cb\u5316\u4e00\u4e2a\u5927\u5c0f\u4e3a 5 \u7684\u6574\u6570\u6570\u7ec4\n\nnumbers[0] = 10; \/\/ \u5c06 10 \u8d4b\u7ed9\u6570\u7ec4\u7684\u7b2c\u4e00\u4e2a\u5143\u7d20\nnumbers[1] = 20; \/\/ \u5c06 20 \u8d4b\u7ed9\u6570\u7ec4\u7684\u7b2c\u4e8c\u4e2a\u5143\u7d20\n\n\/\/ \u4f7f\u7528 for \u5faa\u73af\u904d\u5386\u5e76\u6253\u5370\u6570\u7ec4\u4e2d\u7684\u6240\u6709\u5143\u7d20\nfor (int i = 0; i &lt; numbers.length; i++) {\n    System.out.println(numbers[i]);\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u8f93\u51fa\uff1a<\/strong><\/p>\n<pre>10\n20\n0\n0\n0<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236\n<\/p><\/blockquote>\n<p>\u4ee5\u4e0a\u5c31\u662fJava\u9879\u76ee\u600e\u4e48\u628a\u503c\u653e\u5230\u6570\u7ec4\u91cc\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\uff0c\u5c06\u503c\u653e\u5165\u6570\u7ec4\u7684\u6b65\u9aa4\u662f\uff1a1. \u58f0\u660e\u5e76\u521d\u59cb\u5316\u6570\u7ec4\uff1b2. \u8bbf\u95ee\u6570\u7ec4\u5143\u7d20\uff1b3. \u7ed9\u6570\u7ec4\u5143\u7d20\u8d4b\u503c\u3002\u793a\u4f8b\uff1aint[] numbers = new int[5]; numbers[0] = 10; for (int i = 0; i \u5982\u4f55\u5c06\u503c\u653e\u5165 Java \u6570\u7ec4 \u5728 Java \u4e2d\uff0c\u6570\u7ec4\u662f\u4e00\u79cd\u53ef\u4ee5\u5b58\u50a8\u56fa\u5b9a\u6570\u91cf\u5143\u7d20\u7684\u6570\u636e\u7ed3\u6784\u3002\u8981\u5c06\u503c\u653e\u5165\u6570\u7ec4\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u6b65\u9aa4\uff1a 1. \u58f0\u660e\u548c\u521d\u59cb\u5316\u6570\u7ec4 \u9996\u5148\uff0c\u9700\u8981\u58f0\u660e\u4e00\u4e2a\u6570\u7ec4\u5e76\u4e3a\u5176\u5206\u914d\u5185\u5b58\u3002\u8fd9\u53ef\u4ee5\u901a\u8fc7\u4f7f\u7528\u4ee5\u4e0b\u8bed\u6cd5\u6765\u5b9e\u73b0\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b int[] myArray = new int[size]; \u767b\u5f55\u540e\u590d\u5236 \u5176\u4e2d\uff0cmyArray \u662f\u6570\u7ec4\u7684\u540d\u79f0\uff0csize \u662f\u6570\u7ec4\u7684\u5927\u5c0f\uff08\u5fc5\u987b\u662f\u975e\u8d1f\u6574\u6570\uff09\u3002 2. \u8bbf\u95ee\u6570\u7ec4\u5143\u7d20 \u8981\u8bbf\u95ee\u6570\u7ec4\u5143\u7d20\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u8bed\u6cd5\uff1a myArray[index] \u767b\u5f55\u540e\u590d\u5236 \u5176\u4e2d\uff0cindex \u662f\u8981\u8bbf\u95ee\u7684\u5143\u7d20\u7d22\u5f15\uff08\u4ece 0 \u5f00\u59cb\uff09\u3002 3. \u7ed9\u6570\u7ec4\u5143\u7d20\u8d4b\u503c \u8981\u7ed9\u6570\u7ec4\u5143\u7d20\u8d4b\u503c\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u8bed\u6cd5\uff1a myArray[index] = value; \u767b\u5f55\u540e\u590d\u5236 \u5176\u4e2d\uff0cindex [&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-66253","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/66253","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=66253"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/66253\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=66253"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=66253"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=66253"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}