{"id":37794,"date":"2024-11-26T08:21:37","date_gmt":"2024-11-26T00:21:37","guid":{"rendered":"https:\/\/fwq.ai\/blog\/37794\/"},"modified":"2024-11-26T08:21:37","modified_gmt":"2024-11-26T00:21:37","slug":"%e6%95%b0%e7%bb%84%e7%9a%84%e9%95%bf%e5%ba%a6%e6%80%8e%e4%b9%88%e8%8e%b7%e5%8f%96java","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/37794\/","title":{"rendered":"\u6570\u7ec4\u7684\u957f\u5ea6\u600e\u4e48\u83b7\u53d6java"},"content":{"rendered":"<blockquote><p>\n  java \u4e2d\u83b7\u53d6\u6570\u7ec4\u957f\u5ea6\u7684\u65b9\u6cd5\uff1a\u4f7f\u7528 length \u5c5e\u6027\uff0c\u5b83\u662f\u6570\u7ec4\u5bf9\u8c61\u7684\u4e00\u4e2a\u5185\u7f6e\u5c5e\u6027\uff0c\u8fd4\u56de\u6570\u7ec4\u5143\u7d20\u7684\u6570\u91cf\u3002\u8bed\u6cd5\uff1aint length = arrayname.length;\u4f8b\u5982\uff1aint[] numbers = new int[10]; int length = numbers.length; \/\/ length == 10\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/13\/2024111310362597922.jpg\" class=\"aligncenter\" title=\"\u6570\u7ec4\u7684\u957f\u5ea6\u600e\u4e48\u83b7\u53d6java\u63d2\u56fe\" alt=\"\u6570\u7ec4\u7684\u957f\u5ea6\u600e\u4e48\u83b7\u53d6java\u63d2\u56fe\" \/><\/p>\n<p><strong>Java \u4e2d\u83b7\u53d6\u6570\u7ec4\u957f\u5ea6\u7684\u65b9\u6cd5<\/strong><\/p>\n<p>\u5728 Java \u4e2d\uff0c\u83b7\u53d6\u6570\u7ec4\u957f\u5ea6\u7684\u65b9\u6cd5\u5f88\u7b80\u5355\uff1a<\/p>\n<p><strong>length \u5c5e\u6027<\/strong><\/p>\n<p>\u6570\u7ec4\u5bf9\u8c61\u6709\u4e00\u4e2a\u540d\u4e3a length \u7684\u5185\u7f6e\u5c5e\u6027\uff0c\u5b83\u8fd4\u56de\u6570\u7ec4\u4e2d\u5143\u7d20\u7684\u6570\u91cf\u3002\u4f7f\u7528 length \u5c5e\u6027\u7684\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<pre>int length = arrayName.length;<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4f8b\u5982\uff1a<\/p>\n<pre>int[] numbers = new int[10];\nint length = numbers.length; \/\/ length == 10<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u6ce8\u610f\uff1a<\/strong><\/p>\n<ul>\n<li>\u5bf9\u4e8e\u591a\u7ef4\u6570\u7ec4\uff0clength \u5c5e\u6027\u8fd4\u56de\u7684\u662f\u6700\u5916\u5c42\u6570\u7ec4\u7684\u957f\u5ea6\u3002<\/li>\n<li>\u5bf9\u4e8e\u7a7a\u6570\u7ec4\uff0clength \u5c5e\u6027\u8fd4\u56de 0\u3002<\/li>\n<\/ul>\n<p>\u4ee5\u4e0a\u5c31\u662f\u6570\u7ec4\u7684\u957f\u5ea6\u600e\u4e48\u83b7\u53d6java\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>java \u4e2d\u83b7\u53d6\u6570\u7ec4\u957f\u5ea6\u7684\u65b9\u6cd5\uff1a\u4f7f\u7528 length \u5c5e\u6027\uff0c\u5b83\u662f\u6570\u7ec4\u5bf9\u8c61\u7684\u4e00\u4e2a\u5185\u7f6e\u5c5e\u6027\uff0c\u8fd4\u56de\u6570\u7ec4\u5143\u7d20\u7684\u6570\u91cf\u3002\u8bed\u6cd5\uff1aint length = arrayname.length;\u4f8b\u5982\uff1aint[] numbers = new int[10]; int length = numbers.length; \/\/ length == 10 Java \u4e2d\u83b7\u53d6\u6570\u7ec4\u957f\u5ea6\u7684\u65b9\u6cd5 \u5728 Java \u4e2d\uff0c\u83b7\u53d6\u6570\u7ec4\u957f\u5ea6\u7684\u65b9\u6cd5\u5f88\u7b80\u5355\uff1a length \u5c5e\u6027 \u6570\u7ec4\u5bf9\u8c61\u6709\u4e00\u4e2a\u540d\u4e3a length \u7684\u5185\u7f6e\u5c5e\u6027\uff0c\u5b83\u8fd4\u56de\u6570\u7ec4\u4e2d\u5143\u7d20\u7684\u6570\u91cf\u3002\u4f7f\u7528 length \u5c5e\u6027\u7684\u8bed\u6cd5\u5982\u4e0b\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b int length = arrayName.length; \u767b\u5f55\u540e\u590d\u5236 \u4f8b\u5982\uff1a int[] numbers = new int[10]; int length = numbers.length; \/\/ length == 10 \u767b\u5f55\u540e\u590d\u5236 \u6ce8\u610f\uff1a \u5bf9\u4e8e\u591a\u7ef4\u6570\u7ec4\uff0clength \u5c5e\u6027\u8fd4\u56de\u7684\u662f\u6700\u5916\u5c42\u6570\u7ec4\u7684\u957f\u5ea6\u3002 [&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-37794","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/37794","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=37794"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/37794\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=37794"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=37794"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=37794"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}