{"id":66899,"date":"2025-05-03T11:35:07","date_gmt":"2025-05-03T03:35:07","guid":{"rendered":"https:\/\/fwq.ai\/blog\/66899\/"},"modified":"2025-05-03T11:35:07","modified_gmt":"2025-05-03T03:35:07","slug":"java%e6%80%8e%e4%b9%88%e5%ae%9a%e4%b9%89%e4%b8%80%e4%b8%aa%e5%af%b9%e8%b1%a1%e6%95%b0%e7%bb%84%e7%9a%84%e9%95%bf%e5%ba%a6-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/66899\/","title":{"rendered":"java\u600e\u4e48\u5b9a\u4e49\u4e00\u4e2a\u5bf9\u8c61\u6570\u7ec4\u7684\u957f\u5ea6"},"content":{"rendered":"<blockquote><p>\n  \u5bf9\u8c61\u6570\u7ec4\u957f\u5ea6\u5b9a\u4e49\u8bed\u6cd5\uff1aclassname[] arrayname = new classname[length]\u3002\u4f8b\u5982\uff0c\u521b\u5efa\u4e00\u4e2a\u957f\u5ea6\u4e3a 5 \u7684 string \u6570\u7ec4\uff1astring[] names = new string[5]\u3002\u5bf9\u8c61\u6570\u7ec4\u957f\u5ea6\u4e0d\u53ef\u66f4\u6539\uff0c\u9700\u8981\u65b0\u6570\u7ec4\u65f6\u9700\u91cd\u65b0\u521b\u5efa\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/17\/2024111717512623742.jpg\" class=\"aligncenter\" title=\"java\u600e\u4e48\u5b9a\u4e49\u4e00\u4e2a\u5bf9\u8c61\u6570\u7ec4\u7684\u957f\u5ea6\u63d2\u56fe\" alt=\"java\u600e\u4e48\u5b9a\u4e49\u4e00\u4e2a\u5bf9\u8c61\u6570\u7ec4\u7684\u957f\u5ea6\u63d2\u56fe\" \/><\/p>\n<p><strong>\u5982\u4f55\u5b9a\u4e49 Java \u5bf9\u8c61\u6570\u7ec4\u7684\u957f\u5ea6<\/strong><\/p>\n<p>\u5728 Java \u4e2d\uff0c\u8981\u5b9a\u4e49\u4e00\u4e2a\u5bf9\u8c61\u6570\u7ec4\u7684\u957f\u5ea6\uff0c\u9700\u8981\u4f7f\u7528\u4ee5\u4e0b\u8bed\u6cd5\uff1a<\/p>\n<pre>ClassName[] arrayName = new ClassName[length];<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u5176\u4e2d\uff1a<\/p>\n<ul>\n<li>ClassName \u662f\u6570\u7ec4\u4e2d\u5143\u7d20\u7684\u7c7b\u578b\u3002<\/li>\n<li>arrayName \u662f\u6570\u7ec4\u7684\u540d\u79f0\u3002<\/li>\n<li>length \u662f\u6570\u7ec4\u7684\u957f\u5ea6\u3002<\/li>\n<\/ul>\n<p>\u4f8b\u5982\uff0c\u8981\u521b\u5efa\u4e00\u4e2a\u957f\u5ea6\u4e3a 5 \u7684 String \u6570\u7ec4\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\uff1a<\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<pre>String[] names = new String[5];<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u5bf9\u8c61\u6570\u7ec4\u7684\u957f\u5ea6\u5728\u521b\u5efa\u540e\u4e0d\u80fd\u66f4\u6539\u3002\u5982\u679c\u4f60\u9700\u8981\u4e00\u4e2a\u4e0d\u540c\u957f\u5ea6\u7684\u6570\u7ec4\uff0c\u5219\u9700\u8981\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u6570\u7ec4\u3002<\/p>\n<p><strong>\u793a\u4f8b\uff1a<\/strong><\/p>\n<pre>\/\/ \u521b\u5efa\u4e00\u4e2a\u957f\u5ea6\u4e3a 5 \u7684 String \u6570\u7ec4\nString[] names = new String[5];\n\n\/\/ \u5c06\u5143\u7d20\u6dfb\u52a0\u5230\u6570\u7ec4\u4e2d\nnames[0] = \"John\";\nnames[1] = \"Mary\";\nnames[2] = \"Bob\";\nnames[3] = \"Alice\";\nnames[4] = \"Tom\";\n\n\/\/ \u8bbf\u95ee\u6570\u7ec4\u5143\u7d20\nSystem.out.println(names[2]); \/\/ \u8f93\u51fa\uff1aBob<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fjava\u600e\u4e48\u5b9a\u4e49\u4e00\u4e2a\u5bf9\u8c61\u6570\u7ec4\u7684\u957f\u5ea6\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>\u5bf9\u8c61\u6570\u7ec4\u957f\u5ea6\u5b9a\u4e49\u8bed\u6cd5\uff1aclassname[] arrayname = new classname[length]\u3002\u4f8b\u5982\uff0c\u521b\u5efa\u4e00\u4e2a\u957f\u5ea6\u4e3a 5 \u7684 string \u6570\u7ec4\uff1astring[] names = new string[5]\u3002\u5bf9\u8c61\u6570\u7ec4\u957f\u5ea6\u4e0d\u53ef\u66f4\u6539\uff0c\u9700\u8981\u65b0\u6570\u7ec4\u65f6\u9700\u91cd\u65b0\u521b\u5efa\u3002 \u5982\u4f55\u5b9a\u4e49 Java \u5bf9\u8c61\u6570\u7ec4\u7684\u957f\u5ea6 \u5728 Java \u4e2d\uff0c\u8981\u5b9a\u4e49\u4e00\u4e2a\u5bf9\u8c61\u6570\u7ec4\u7684\u957f\u5ea6\uff0c\u9700\u8981\u4f7f\u7528\u4ee5\u4e0b\u8bed\u6cd5\uff1a ClassName[] arrayName = new ClassName[length]; \u767b\u5f55\u540e\u590d\u5236 \u5176\u4e2d\uff1a ClassName \u662f\u6570\u7ec4\u4e2d\u5143\u7d20\u7684\u7c7b\u578b\u3002 arrayName \u662f\u6570\u7ec4\u7684\u540d\u79f0\u3002 length \u662f\u6570\u7ec4\u7684\u957f\u5ea6\u3002 \u4f8b\u5982\uff0c\u8981\u521b\u5efa\u4e00\u4e2a\u957f\u5ea6\u4e3a 5 \u7684 String \u6570\u7ec4\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b String[] names = new String[5]; \u767b\u5f55\u540e\u590d\u5236 \u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u5bf9\u8c61\u6570\u7ec4\u7684\u957f\u5ea6\u5728\u521b\u5efa\u540e\u4e0d\u80fd\u66f4\u6539\u3002\u5982\u679c\u4f60\u9700\u8981\u4e00\u4e2a\u4e0d\u540c\u957f\u5ea6\u7684\u6570\u7ec4\uff0c\u5219\u9700\u8981\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u6570\u7ec4\u3002 \u793a\u4f8b\uff1a \/\/ \u521b\u5efa\u4e00\u4e2a\u957f\u5ea6\u4e3a 5 \u7684 String \u6570\u7ec4 String[] names = [&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-66899","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/66899","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=66899"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/66899\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=66899"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=66899"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=66899"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}