{"id":37483,"date":"2024-11-26T13:08:02","date_gmt":"2024-11-26T05:08:02","guid":{"rendered":"https:\/\/fwq.ai\/blog\/37483\/"},"modified":"2024-11-26T13:08:02","modified_gmt":"2024-11-26T05:08:02","slug":"java%e6%80%8e%e4%b9%88%e5%88%a4%e6%96%ad%e6%95%b0%e7%bb%84%e7%9a%84%e5%a4%a7%e5%b0%8f","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/37483\/","title":{"rendered":"java\u600e\u4e48\u5224\u65ad\u6570\u7ec4\u7684\u5927\u5c0f"},"content":{"rendered":"<blockquote><p>\n  \u5728 java \u4e2d\uff0c\u53ef\u901a\u8fc7\u4ee5\u4e0b\u65b9\u6cd5\u5224\u65ad\u6570\u7ec4\u5927\u5c0f\uff1a\u4f7f\u7528 length \u5c5e\u6027\uff0c\u8fd4\u56de\u6570\u7ec4\u5143\u7d20\u6570\u91cf\u3002\u4f7f\u7528 array.getlength() \u65b9\u6cd5\uff0c\u8fd4\u56de\u6570\u7ec4\u957f\u5ea6\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/13\/2024111306181548977.jpg\" class=\"aligncenter\" title=\"java\u600e\u4e48\u5224\u65ad\u6570\u7ec4\u7684\u5927\u5c0f\u63d2\u56fe\" alt=\"java\u600e\u4e48\u5224\u65ad\u6570\u7ec4\u7684\u5927\u5c0f\u63d2\u56fe\" \/><\/p>\n<p><strong>\u5982\u4f55\u5224\u65ad Java \u6570\u7ec4\u7684\u5927\u5c0f<\/strong><\/p>\n<p>\u5728 Java \u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u65b9\u6cd5\u5224\u65ad\u6570\u7ec4\u7684\u5927\u5c0f\uff1a<\/p>\n<p><strong>1. \u4f7f\u7528 length \u5c5e\u6027<\/strong><\/p>\n<p>\u6bcf\u4e2a\u6570\u7ec4\u90fd\u5177\u6709\u4e00\u4e2a length \u5c5e\u6027\uff0c\u5b83\u8868\u793a\u6570\u7ec4\u4e2d\u5143\u7d20\u7684\u6570\u91cf\u3002\u4f8b\u5982\uff1a<\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<pre>int[] numbers = {1, 2, 3, 4, 5};\nSystem.out.println(\"\u6570\u7ec4\u5927\u5c0f\uff1a\" + numbers.length); \/\/ \u8f93\u51fa\uff1a5<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>2. \u4f7f\u7528 Array.getLength() \u65b9\u6cd5<\/strong><\/p>\n<p>Array \u7c7b\u63d0\u4f9b\u4e86\u4e00\u4e2a getLength() \u65b9\u6cd5\uff0c\u5b83\u53ef\u4ee5\u8fd4\u56de\u6570\u7ec4\u7684\u957f\u5ea6\u3002\u4f8b\u5982\uff1a<\/p>\n<pre>int[] numbers = {1, 2, 3, 4, 5};\nSystem.out.println(\"\u6570\u7ec4\u5927\u5c0f\uff1a\" + Array.getLength(numbers)); \/\/ \u8f93\u51fa\uff1a5<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u6ce8\u610f\uff1a<\/strong><\/p>\n<ul>\n<li>\u4ee5\u4e0a\u65b9\u6cd5\u90fd\u8fd4\u56de\u6570\u7ec4\u4e2d\u5143\u7d20\u7684 <strong>\u6570\u91cf<\/strong>\uff0c\u800c\u4e0d\u662f\u6570\u7ec4\u5728\u5185\u5b58\u4e2d\u5360\u7528\u7684 <strong>\u5b57\u8282\u6570<\/strong>\u3002<\/li>\n<li>\u6570\u7ec4\u7684\u5927\u5c0f\u662f\u4e0d\u53ef\u53d8\u7684\uff0c\u4e00\u65e6\u521b\u5efa\u6570\u7ec4\uff0c\u5c31\u4e0d\u80fd\u66f4\u6539\u5176\u5927\u5c0f\u3002<\/li>\n<\/ul>\n<p>\u4ee5\u4e0a\u5c31\u662fjava\u600e\u4e48\u5224\u65ad\u6570\u7ec4\u7684\u5927\u5c0f\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>\u5728 java \u4e2d\uff0c\u53ef\u901a\u8fc7\u4ee5\u4e0b\u65b9\u6cd5\u5224\u65ad\u6570\u7ec4\u5927\u5c0f\uff1a\u4f7f\u7528 length \u5c5e\u6027\uff0c\u8fd4\u56de\u6570\u7ec4\u5143\u7d20\u6570\u91cf\u3002\u4f7f\u7528 array.getlength() \u65b9\u6cd5\uff0c\u8fd4\u56de\u6570\u7ec4\u957f\u5ea6\u3002 \u5982\u4f55\u5224\u65ad Java \u6570\u7ec4\u7684\u5927\u5c0f \u5728 Java \u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u65b9\u6cd5\u5224\u65ad\u6570\u7ec4\u7684\u5927\u5c0f\uff1a 1. \u4f7f\u7528 length \u5c5e\u6027 \u6bcf\u4e2a\u6570\u7ec4\u90fd\u5177\u6709\u4e00\u4e2a length \u5c5e\u6027\uff0c\u5b83\u8868\u793a\u6570\u7ec4\u4e2d\u5143\u7d20\u7684\u6570\u91cf\u3002\u4f8b\u5982\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b int[] numbers = {1, 2, 3, 4, 5}; System.out.println(&#8220;\u6570\u7ec4\u5927\u5c0f\uff1a&#8221; + numbers.length); \/\/ \u8f93\u51fa\uff1a5 \u767b\u5f55\u540e\u590d\u5236 2. \u4f7f\u7528 Array.getLength() \u65b9\u6cd5 Array \u7c7b\u63d0\u4f9b\u4e86\u4e00\u4e2a getLength() \u65b9\u6cd5\uff0c\u5b83\u53ef\u4ee5\u8fd4\u56de\u6570\u7ec4\u7684\u957f\u5ea6\u3002\u4f8b\u5982\uff1a int[] numbers = {1, 2, 3, 4, 5}; System.out.println(&#8220;\u6570\u7ec4\u5927\u5c0f\uff1a&#8221; + Array.getLength(numbers)); \/\/ [&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-37483","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/37483","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=37483"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/37483\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=37483"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=37483"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=37483"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}