{"id":65821,"date":"2025-05-03T15:50:22","date_gmt":"2025-05-03T07:50:22","guid":{"rendered":"https:\/\/fwq.ai\/blog\/65821\/"},"modified":"2025-05-03T15:50:22","modified_gmt":"2025-05-03T07:50:22","slug":"java%e4%b8%80%e7%bb%b4%e6%95%b0%e7%bb%84%e6%80%8e%e4%b9%88%e5%86%99-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/65821\/","title":{"rendered":"java\u4e00\u7ef4\u6570\u7ec4\u600e\u4e48\u5199"},"content":{"rendered":"<blockquote><p>\n  \u4e00\u7ef4\u6570\u7ec4\u5728 java \u4e2d\u7528\u4e8e\u5b58\u50a8\u76f8\u540c\u7c7b\u578b\u7684\u6570\u636e\u5143\u7d20\uff0c\u6bcf\u4e2a\u5143\u7d20\u90fd\u6709\u4e00\u4e2a\u552f\u4e00\u7684\u7d22\u5f15\u53f7\u3002\u521b\u5efa\u6570\u7ec4\u65f6\u6307\u5b9a\u5176\u5927\u5c0f\u548c\u5143\u7d20\u7c7b\u578b\uff0c\u53ef\u4ee5\u4f7f\u7528\u7d22\u5f15\u9010\u4e2a\u521d\u59cb\u5316\u5143\u7d20\u6216\u4e00\u6b21\u6027\u4f7f\u7528\u6570\u7ec4\u521d\u59cb\u5316\u8bed\u6cd5\u5b8c\u6210\u3002\u8bbf\u95ee\u6570\u7ec4\u5143\u7d20\u65f6\u4f7f\u7528\u7d22\u5f15\u53f7\uff0c\u904d\u5386\u6570\u7ec4\u53ef\u4ee5\u4f7f\u7528 for \u5faa\u73af\u6216\u589e\u5f3a\u578b for \u5faa\u73af\u3002\u4e00\u7ef4\u6570\u7ec4\u5e7f\u6cdb\u5e94\u7528\u4e8e\u6570\u636e\u5b58\u50a8\u3001\u6570\u636e\u7ed3\u6784\u8868\u793a\u4ee5\u53ca\u7b97\u6cd5\u6267\u884c\u7b49\u9886\u57df\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/13\/2024111311362732163.jpg\" class=\"aligncenter\" title=\"java\u4e00\u7ef4\u6570\u7ec4\u600e\u4e48\u5199\u63d2\u56fe\" alt=\"java\u4e00\u7ef4\u6570\u7ec4\u600e\u4e48\u5199\u63d2\u56fe\" \/><\/p>\n<p><strong>Java\u4e00\u7ef4\u6570\u7ec4\u7684\u521b\u5efa\u548c\u4f7f\u7528<\/strong><\/p>\n<p><strong>\u4e00\u7ef4\u6570\u7ec4\u7684\u5b9a\u4e49<\/strong><\/p>\n<p>\u4e00\u7ef4\u6570\u7ec4\u662f\u4e00\u79cd\u6570\u636e\u7ed3\u6784\uff0c\u5b83\u5b58\u50a8\u7684\u662f\u4e00\u7cfb\u5217\u76f8\u540c\u7c7b\u578b\u7684\u6570\u636e\u5143\u7d20\uff0c\u6bcf\u4e2a\u5143\u7d20\u90fd\u6709\u4e00\u4e2a\u552f\u4e00\u7684\u7d22\u5f15\u53f7\u3002\u5728 Java \u4e2d\uff0c\u4e00\u7ef4\u6570\u7ec4\u7684\u58f0\u660e\u65b9\u5f0f\u5982\u4e0b\uff1a<\/p>\n<pre>\u6570\u636e\u7c7b\u578b[] \u6570\u7ec4\u540d = new \u6570\u636e\u7c7b\u578b[\u6570\u7ec4\u5927\u5c0f];<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4f8b\u5982\uff1a<\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<pre>int[] numbers = new int[5];<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u8fd9\u5c06\u521b\u5efa\u4e00\u4e2a\u5927\u5c0f\u4e3a 5 \u7684\u6574\u578b\u6570\u7ec4\uff0c\u6570\u7ec4\u7684\u7d22\u5f15\u8303\u56f4\u4e3a 0 \u5230 4\u3002<\/p>\n<p><strong>\u521d\u59cb\u5316\u4e00\u7ef4\u6570\u7ec4<\/strong><\/p>\n<p>\u521b\u5efa\u6570\u7ec4\u540e\uff0c\u53ef\u4ee5\u9010\u4e2a\u5143\u7d20\u5bf9\u5176\u8fdb\u884c\u521d\u59cb\u5316\u3002\u8fd9\u53ef\u4ee5\u4f7f\u7528\u6570\u7ec4\u7684\u7d22\u5f15\u8bbf\u95ee\u5143\u7d20\uff1a<\/p>\n<pre>numbers[0] = 10;\nnumbers[1] = 20;\nnumbers[2] = 30;\nnumbers[3] = 40;\nnumbers[4] = 50;<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4e5f\u53ef\u4ee5\u4f7f\u7528\u6570\u7ec4\u521d\u59cb\u5316\u8bed\u6cd5\u4e00\u6b21\u6027\u521d\u59cb\u5316\u6240\u6709\u5143\u7d20\uff1a<\/p>\n<pre>int[] numbers = {10, 20, 30, 40, 50};<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u8bbf\u95ee\u4e00\u7ef4\u6570\u7ec4\u7684\u5143\u7d20<\/strong><\/p>\n<p>\u53ef\u4ee5\u4f7f\u7528\u6570\u7ec4\u7684\u7d22\u5f15\u53f7\u8bbf\u95ee\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\uff1a<\/p>\n<pre>int number = numbers[2]; \/\/ \u83b7\u53d6\u7d22\u5f15\u4e3a 2 \u7684\u5143\u7d20<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u904d\u5386\u4e00\u7ef4\u6570\u7ec4<\/strong><\/p>\n<p>\u53ef\u4ee5\u4f7f\u7528 for \u5faa\u73af\u6216\u589e\u5f3a\u578b for \u5faa\u73af\u904d\u5386\u6570\u7ec4\u4e2d\u7684\u6240\u6709\u5143\u7d20\uff1a<\/p>\n<p><strong>for \u5faa\u73af\uff1a<\/strong><\/p>\n<pre>for (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>\u589e\u5f3a\u578b for \u5faa\u73af\uff1a<\/strong><\/p>\n<pre>for (int number : numbers) {\n    System.out.println(number);\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u4e00\u7ef4\u6570\u7ec4\u7684\u5e94\u7528<\/strong><\/p>\n<p>\u4e00\u7ef4\u6570\u7ec4\u5177\u6709\u5e7f\u6cdb\u7684\u5e94\u7528\uff0c\u4f8b\u5982\uff1a<\/p>\n<ul>\n<li>\u5b58\u50a8\u76f8\u540c\u7c7b\u578b\u7684\u6570\u636e\u5217\u8868<\/li>\n<li>\u8868\u793a\u5e8f\u5217\u3001\u961f\u5217\u6216\u6808\u7b49\u6570\u636e\u7ed3\u6784<\/li>\n<li>\u6267\u884c\u6570\u7ec4\u6392\u5e8f\u3001\u641c\u7d22\u548c\u5176\u4ed6\u7b97\u6cd5<\/li>\n<\/ul>\n<p>\u4ee5\u4e0a\u5c31\u662fjava\u4e00\u7ef4\u6570\u7ec4\u600e\u4e48\u5199\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>\u4e00\u7ef4\u6570\u7ec4\u5728 java \u4e2d\u7528\u4e8e\u5b58\u50a8\u76f8\u540c\u7c7b\u578b\u7684\u6570\u636e\u5143\u7d20\uff0c\u6bcf\u4e2a\u5143\u7d20\u90fd\u6709\u4e00\u4e2a\u552f\u4e00\u7684\u7d22\u5f15\u53f7\u3002\u521b\u5efa\u6570\u7ec4\u65f6\u6307\u5b9a\u5176\u5927\u5c0f\u548c\u5143\u7d20\u7c7b\u578b\uff0c\u53ef\u4ee5\u4f7f\u7528\u7d22\u5f15\u9010\u4e2a\u521d\u59cb\u5316\u5143\u7d20\u6216\u4e00\u6b21\u6027\u4f7f\u7528\u6570\u7ec4\u521d\u59cb\u5316\u8bed\u6cd5\u5b8c\u6210\u3002\u8bbf\u95ee\u6570\u7ec4\u5143\u7d20\u65f6\u4f7f\u7528\u7d22\u5f15\u53f7\uff0c\u904d\u5386\u6570\u7ec4\u53ef\u4ee5\u4f7f\u7528 for \u5faa\u73af\u6216\u589e\u5f3a\u578b for \u5faa\u73af\u3002\u4e00\u7ef4\u6570\u7ec4\u5e7f\u6cdb\u5e94\u7528\u4e8e\u6570\u636e\u5b58\u50a8\u3001\u6570\u636e\u7ed3\u6784\u8868\u793a\u4ee5\u53ca\u7b97\u6cd5\u6267\u884c\u7b49\u9886\u57df\u3002 Java\u4e00\u7ef4\u6570\u7ec4\u7684\u521b\u5efa\u548c\u4f7f\u7528 \u4e00\u7ef4\u6570\u7ec4\u7684\u5b9a\u4e49 \u4e00\u7ef4\u6570\u7ec4\u662f\u4e00\u79cd\u6570\u636e\u7ed3\u6784\uff0c\u5b83\u5b58\u50a8\u7684\u662f\u4e00\u7cfb\u5217\u76f8\u540c\u7c7b\u578b\u7684\u6570\u636e\u5143\u7d20\uff0c\u6bcf\u4e2a\u5143\u7d20\u90fd\u6709\u4e00\u4e2a\u552f\u4e00\u7684\u7d22\u5f15\u53f7\u3002\u5728 Java \u4e2d\uff0c\u4e00\u7ef4\u6570\u7ec4\u7684\u58f0\u660e\u65b9\u5f0f\u5982\u4e0b\uff1a \u6570\u636e\u7c7b\u578b[] \u6570\u7ec4\u540d = new \u6570\u636e\u7c7b\u578b[\u6570\u7ec4\u5927\u5c0f]; \u767b\u5f55\u540e\u590d\u5236 \u4f8b\u5982\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b int[] numbers = new int[5]; \u767b\u5f55\u540e\u590d\u5236 \u8fd9\u5c06\u521b\u5efa\u4e00\u4e2a\u5927\u5c0f\u4e3a 5 \u7684\u6574\u578b\u6570\u7ec4\uff0c\u6570\u7ec4\u7684\u7d22\u5f15\u8303\u56f4\u4e3a 0 \u5230 4\u3002 \u521d\u59cb\u5316\u4e00\u7ef4\u6570\u7ec4 \u521b\u5efa\u6570\u7ec4\u540e\uff0c\u53ef\u4ee5\u9010\u4e2a\u5143\u7d20\u5bf9\u5176\u8fdb\u884c\u521d\u59cb\u5316\u3002\u8fd9\u53ef\u4ee5\u4f7f\u7528\u6570\u7ec4\u7684\u7d22\u5f15\u8bbf\u95ee\u5143\u7d20\uff1a numbers[0] = 10; numbers[1] = 20; numbers[2] = 30; numbers[3] = 40; numbers[4] = 50; \u767b\u5f55\u540e\u590d\u5236 \u4e5f\u53ef\u4ee5\u4f7f\u7528\u6570\u7ec4\u521d\u59cb\u5316\u8bed\u6cd5\u4e00\u6b21\u6027\u521d\u59cb\u5316\u6240\u6709\u5143\u7d20\uff1a int[] numbers = {10, [&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-65821","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/65821","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=65821"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/65821\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=65821"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=65821"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=65821"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}