{"id":37088,"date":"2024-11-26T16:14:10","date_gmt":"2024-11-26T08:14:10","guid":{"rendered":"https:\/\/fwq.ai\/blog\/37088\/"},"modified":"2024-11-26T16:14:10","modified_gmt":"2024-11-26T08:14:10","slug":"java%e6%80%8e%e4%b9%88%e5%ae%9a%e4%b9%89%e7%b1%bb%e6%95%b0%e7%bb%84%e5%88%9d%e5%a7%8b%e5%8c%96%e6%95%b0%e7%bb%84","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/37088\/","title":{"rendered":"java\u600e\u4e48\u5b9a\u4e49\u7c7b\u6570\u7ec4\u521d\u59cb\u5316\u6570\u7ec4"},"content":{"rendered":"<blockquote><p>\n  \u5728 java \u4e2d\uff0c\u5b9a\u4e49\u7c7b\u6570\u7ec4\u4f7f\u7528\u8bed\u6cd5 classname[] arrayname\uff0c\u521d\u59cb\u5316\u7c7b\u6570\u7ec4\u53ef\u4ee5\u4f7f\u7528 new classname[size] \u6216\u6570\u7ec4\u521d\u59cb\u5316\u5668 new classname[] {value1, value2, &#8230;, valuen}\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/13\/2024111300572027040.jpg\" class=\"aligncenter\" title=\"java\u600e\u4e48\u5b9a\u4e49\u7c7b\u6570\u7ec4\u521d\u59cb\u5316\u6570\u7ec4\u63d2\u56fe\" alt=\"java\u600e\u4e48\u5b9a\u4e49\u7c7b\u6570\u7ec4\u521d\u59cb\u5316\u6570\u7ec4\u63d2\u56fe\" \/><\/p>\n<p><strong>Java \u4e2d\u5b9a\u4e49\u7c7b\u6570\u7ec4\u548c\u521d\u59cb\u5316\u6570\u7ec4\u7684\u65b9\u6cd5<\/strong><\/p>\n<p>\u5728 Java \u4e2d\uff0c\u6570\u7ec4\u662f\u4e00\u79cd\u6570\u636e\u7ed3\u6784\uff0c\u5b83\u5141\u8bb8\u5b58\u50a8\u56fa\u5b9a\u6570\u91cf\u7684\u76f8\u540c\u6570\u636e\u7c7b\u578b\u7684\u5143\u7d20\u3002\u7c7b\u6570\u7ec4\u662f\u5b58\u50a8\u5bf9\u8c61\u5f15\u7528\uff08\u800c\u4e0d\u662f\u5b9e\u9645\u5bf9\u8c61\uff09\u7684\u6570\u7ec4\u3002<\/p>\n<p><strong>\u5b9a\u4e49\u7c7b\u6570\u7ec4<\/strong><\/p>\n<p>\u8981\u5b9a\u4e49\u4e00\u4e2a\u7c7b\u6570\u7ec4\uff0c\u8bf7\u4f7f\u7528\u4ee5\u4e0b\u8bed\u6cd5\uff1a<\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<pre>ClassName[] arrayName;<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4f8b\u5982\uff1a<\/p>\n<pre>Student[] students;<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u8fd9\u5c06\u58f0\u660e\u4e00\u4e2a\u540d\u4e3a students \u7684\u7c7b\u6570\u7ec4\uff0c\u5b83\u53ef\u4ee5\u5b58\u50a8 Student \u7c7b\u5bf9\u8c61\u7684\u5f15\u7528\u3002<\/p>\n<p><strong>\u521d\u59cb\u5316\u7c7b\u6570\u7ec4<\/strong><\/p>\n<p>\u6709\u4e24\u79cd\u521d\u59cb\u5316\u7c7b\u6570\u7ec4\u7684\u65b9\u6cd5\uff1a<\/p>\n<p><strong>1. \u4f7f\u7528 new \u5173\u952e\u5b57<\/strong><\/p>\n<pre>arrayName = new ClassName[size];<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4f8b\u5982\uff1a<\/p>\n<pre>students = new Student[10];<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u8fd9\u5c06\u521b\u5efa\u4e00\u4e2a\u5927\u5c0f\u4e3a 10 \u7684 students \u6570\u7ec4\uff0c\u5176\u4e2d\u6bcf\u4e2a\u5143\u7d20\u90fd\u521d\u59cb\u5316\u4e3a null\u3002<\/p>\n<p><strong>2. \u4f7f\u7528\u6570\u7ec4\u521d\u59cb\u5316\u5668<\/strong><\/p>\n<pre>arrayName = new ClassName[] {value1, value2, ..., valueN};<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4f8b\u5982\uff1a<\/p>\n<pre>students = new Student[] {new Student(\"John\"), new Student(\"Jane\")};<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u8fd9\u5c06\u521b\u5efa\u4e00\u4e2a\u5305\u542b\u4e24\u4e2a Student \u5bf9\u8c61\u5f15\u7528\u7684 students \u6570\u7ec4\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fjava\u600e\u4e48\u5b9a\u4e49\u7c7b\u6570\u7ec4\u521d\u59cb\u5316\u6570\u7ec4\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\u5b9a\u4e49\u7c7b\u6570\u7ec4\u4f7f\u7528\u8bed\u6cd5 classname[] arrayname\uff0c\u521d\u59cb\u5316\u7c7b\u6570\u7ec4\u53ef\u4ee5\u4f7f\u7528 new classname[size] \u6216\u6570\u7ec4\u521d\u59cb\u5316\u5668 new classname[] {value1, value2, &#8230;, valuen}\u3002 Java \u4e2d\u5b9a\u4e49\u7c7b\u6570\u7ec4\u548c\u521d\u59cb\u5316\u6570\u7ec4\u7684\u65b9\u6cd5 \u5728 Java \u4e2d\uff0c\u6570\u7ec4\u662f\u4e00\u79cd\u6570\u636e\u7ed3\u6784\uff0c\u5b83\u5141\u8bb8\u5b58\u50a8\u56fa\u5b9a\u6570\u91cf\u7684\u76f8\u540c\u6570\u636e\u7c7b\u578b\u7684\u5143\u7d20\u3002\u7c7b\u6570\u7ec4\u662f\u5b58\u50a8\u5bf9\u8c61\u5f15\u7528\uff08\u800c\u4e0d\u662f\u5b9e\u9645\u5bf9\u8c61\uff09\u7684\u6570\u7ec4\u3002 \u5b9a\u4e49\u7c7b\u6570\u7ec4 \u8981\u5b9a\u4e49\u4e00\u4e2a\u7c7b\u6570\u7ec4\uff0c\u8bf7\u4f7f\u7528\u4ee5\u4e0b\u8bed\u6cd5\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b ClassName[] arrayName; \u767b\u5f55\u540e\u590d\u5236 \u4f8b\u5982\uff1a Student[] students; \u767b\u5f55\u540e\u590d\u5236 \u8fd9\u5c06\u58f0\u660e\u4e00\u4e2a\u540d\u4e3a students \u7684\u7c7b\u6570\u7ec4\uff0c\u5b83\u53ef\u4ee5\u5b58\u50a8 Student \u7c7b\u5bf9\u8c61\u7684\u5f15\u7528\u3002 \u521d\u59cb\u5316\u7c7b\u6570\u7ec4 \u6709\u4e24\u79cd\u521d\u59cb\u5316\u7c7b\u6570\u7ec4\u7684\u65b9\u6cd5\uff1a 1. \u4f7f\u7528 new \u5173\u952e\u5b57 arrayName = new ClassName[size]; \u767b\u5f55\u540e\u590d\u5236 \u4f8b\u5982\uff1a students = new Student[10]; \u767b\u5f55\u540e\u590d\u5236 \u8fd9\u5c06\u521b\u5efa\u4e00\u4e2a\u5927\u5c0f\u4e3a 10 \u7684 students [&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-37088","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/37088","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=37088"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/37088\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=37088"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=37088"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=37088"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}