{"id":202700,"date":"2025-05-22T11:04:19","date_gmt":"2025-05-22T03:04:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/202700\/"},"modified":"2025-05-22T11:04:19","modified_gmt":"2025-05-22T03:04:19","slug":"java-%e5%87%bd%e6%95%b0%e4%b8%ad-varargs-%e5%8f%82%e6%95%b0%e7%9a%84%e7%89%b9%e6%80%a7%e5%92%8c%e7%94%a8%e9%80%94%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/202700\/","title":{"rendered":"Java \u51fd\u6570\u4e2d varargs \u53c2\u6570\u7684\u7279\u6027\u548c\u7528\u9014\uff1f"},"content":{"rendered":"<p><b><\/b>     <\/p>\n<h1>Java \u51fd\u6570\u4e2d varargs \u53c2\u6570\u7684\u7279\u6027\u548c\u7528\u9014\uff1f<\/h1>\n<p>\u600e\u4e48\u5165\u95e8\u6587\u7ae0\u7f16\u7a0b\uff1f\u9700\u8981\u5b66\u4e60\u54ea\u4e9b\u77e5\u8bc6\u70b9\uff1f\u8fd9\u662f\u65b0\u624b\u4eec\u521a\u63a5\u89e6\u7f16\u7a0b\u65f6\u5e38\u89c1\u7684\u95ee\u9898\uff1b\u4e0b\u9762\u5c31\u6765\u7ed9\u5927\u5bb6\u6574\u7406\u5206\u4eab\u4e00\u4e9b\u77e5\u8bc6\u70b9\uff0c\u5e0c\u671b\u80fd\u591f\u7ed9\u521d\u5b66\u8005\u4e00\u4e9b\u5e2e\u52a9\u3002\u672c\u7bc7\u6587\u7ae0\u5c31\u6765\u4ecb\u7ecd\u300aJava \u51fd\u6570\u4e2d varargs \u53c2\u6570\u7684\u7279\u6027\u548c\u7528\u9014\uff1f\u300b\uff0c\u6d89\u53ca\u5230\uff0c\u6709\u9700\u8981\u7684\u53ef\u4ee5\u6536\u85cf\u4e00\u4e0b<\/p>\n<p>varargs \u53c2\u6570\u662f\u53ef\u53d8\u6570\u7ec4\uff0c\u53ef\u63a5\u53d7\u4efb\u610f\u6570\u91cf\u7684\u53c2\u6570\uff0c\u7279\u70b9\uff1a1. \u5fc5\u987b\u7f6e\u4e8e\u53c2\u6570\u5217\u8868\u672b\u5c3e\uff1b2. \u53c2\u6570\u7c7b\u578b\u524d\u52a0\u4e09\u4e2a\u70b9 (&#8230;)\uff1b3. \u53ef\u4f5c\u4e3a\u6570\u7ec4\u8bbf\u95ee\uff0c\u7528\u4e8e\u7b80\u5316\u4e0d\u786e\u5b9a\u6570\u91cf\u53c2\u6570\u4f20\u9012\uff0c\u63d0\u5347\u53ef\u6269\u5c55\u6027\u548c\u7075\u6d3b\u6027\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241026\/1729933773671cb1cd917c6.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>Java \u51fd\u6570\u4e2d varargs \u53c2\u6570\u7684\u7279\u6027\u548c\u7528\u9014<\/strong><\/p>\n<p><strong>\u7279\u6027\uff1a<\/strong><\/p>\n<ul>\n<li>varargs \u53c2\u6570\u662f\u4e00\u4e2a\u53ef\u53d8\u6570\u7ec4\uff0c\u53ef\u4ee5\u63a5\u53d7\u4efb\u610f\u6570\u91cf\u7684\u53c2\u6570\uff0c\u4f46\u5fc5\u987b\u653e\u5728\u53c2\u6570\u5217\u8868\u7684\u672b\u5c3e\u3002<\/li>\n<li>varargs \u53c2\u6570\u7c7b\u578b\u524d\u9762\u4f7f\u7528\u4e09\u4e2a\u70b9 (&#8230;\uff09\uff0c\u4f8b\u5982\uff1a<code>void myMethod(int... numbers)<\/code>\u3002<\/li>\n<li>\u5728\u51fd\u6570\u5185\u90e8\uff0cvarargs \u53c2\u6570\u53ef\u4ee5\u4f5c\u4e3a\u6570\u7ec4\u8bbf\u95ee\u3002<\/li>\n<li>varargs \u53c2\u6570\u53ea\u80fd\u6709\u4e00\u4e2a\uff0c\u5e76\u4e14\u901a\u5e38\u4f5c\u4e3a\u53c2\u6570\u5217\u8868\u4e2d\u7684\u6700\u540e\u4e00\u4e2a\u53c2\u6570\u3002<\/li>\n<\/ul>\n<p><strong>\u7528\u9014\uff1a<\/strong><\/p>\n<p>varargs \u53c2\u6570\u4e3b\u8981\u7528\u4e8e\u4ee5\u4e0b\u573a\u666f\uff1a<\/p>\n<ul>\n<li><strong>\u7b80\u5316\u53c2\u6570\u4f20\u9012\uff1a<\/strong>\u5f53\u51fd\u6570\u9700\u8981\u63a5\u53d7\u6570\u91cf\u4e0d\u786e\u5b9a\u7684\u53c2\u6570\u65f6\uff0cvarargs \u53c2\u6570\u53ef\u4ee5\u7b80\u5316\u53c2\u6570\u4f20\u9012\uff0c\u907f\u514d\u4f7f\u7528\u6570\u7ec4\u6216\u5217\u8868\u3002<\/li>\n<li><strong>\u53ef\u6269\u5c55\u6027\uff1a<\/strong>varargs \u53c2\u6570\u5141\u8bb8\u51fd\u6570\u5177\u6709\u53ef\u6269\u5c55\u6027\uff0c\u80fd\u591f\u5904\u7406\u4e0d\u540c\u6570\u91cf\u7684\u53c2\u6570\uff0c\u4ece\u800c\u964d\u4f4e\u4ee3\u7801\u7ef4\u62a4\u6210\u672c\u3002<\/li>\n<li><strong>\u7075\u6d3b\u8c03\u7528\uff1a<\/strong>\u4f7f\u7528 varargs \u53c2\u6570\uff0c\u51fd\u6570\u53ef\u4ee5\u6839\u636e\u9700\u8981\u7075\u6d3b\u5730\u4f20\u9012\u548c\u4f7f\u7528\u53c2\u6570\u3002<\/li>\n<\/ul>\n<p><strong>\u5b9e\u6218\u6848\u4f8b\uff1a<\/strong><\/p>\n<p>\u4ee5\u4e0b\u793a\u4f8b\u6f14\u793a\u5982\u4f55\u4f7f\u7528 varargs \u53c2\u6570\uff1a<\/p>\n<pre>public class VarargsExample {\n\n    public void printNumbers(int... numbers) {\n        for (int number : numbers) {\n            System.out.println(number);\n        }\n    }\n\n    public static void main(String[] args) {\n        VarargsExample example = new VarargsExample();\n        example.printNumbers(1, 2); \/\/ \u8f93\u51fa 1 \u548c 2\n        example.printNumbers(1, 2, 3, 4, 5); \/\/ \u8f93\u51fa 1\u30012\u30013\u30014 \u548c 5\n    }\n}<\/pre>\n<p>\u4ee5\u4e0a\u5c31\u662f\u672c\u6587\u7684\u5168\u90e8\u5185\u5bb9\u4e86\uff0c\u662f\u5426\u6709\u987a\u5229\u5e2e\u52a9\u4f60\u89e3\u51b3\u95ee\u9898\uff1f\u82e5\u662f\u80fd\u7ed9\u4f60\u5e26\u6765\u5b66\u4e60\u4e0a\u7684\u5e2e\u52a9\uff0c\u8bf7\u5927\u5bb6\u591a\u591a\u652f\u6301\uff01\u66f4\u591a\u5173\u4e8e\u6587\u7ae0\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u4e5f\u53ef\u5173\u6ce8\u516c\u4f17\u53f7\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Java \u51fd\u6570\u4e2d varargs&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-202700","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202700","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=202700"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202700\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=202700"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=202700"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=202700"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}