{"id":66805,"date":"2025-05-03T17:07:19","date_gmt":"2025-05-03T09:07:19","guid":{"rendered":"https:\/\/fwq.ai\/blog\/66805\/"},"modified":"2025-05-03T17:07:19","modified_gmt":"2025-05-03T09:07:19","slug":"java%e6%80%8e%e4%b9%88%e5%ae%9a%e4%b9%89%e4%b8%80%e4%b8%aa%e4%b8%8d%e5%ae%9a%e9%95%bf%e6%95%b0%e7%bb%84-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/66805\/","title":{"rendered":"JAVA\u600e\u4e48\u5b9a\u4e49\u4e00\u4e2a\u4e0d\u5b9a\u957f\u6570\u7ec4"},"content":{"rendered":"<blockquote><p>\n  \u5728 java \u4e2d\uff0c\u4e0d\u5b9a\u957f\u6570\u7ec4\u5141\u8bb8\u58f0\u660e\u5927\u5c0f\u53ef\u53d8\u7684\u6570\u7ec4\uff0c\u65b9\u6cd5\u662f\u4f7f\u7528 varargs \u53c2\u6570\uff08\u53d8\u957f\u53c2\u6570\uff09\uff0c\u8fd9\u4e9b\u6b65\u9aa4\u5305\u62ec\uff1a\u58f0\u660e\u65b9\u6cd5\u65f6\uff0c\u4f7f\u7528 &#8230;\uff08\u4e09\u4e2a\u70b9\uff09\u58f0\u660e varargs \u53c2\u6570\u3002\u5728\u65b9\u6cd5\u4f53\u4e2d\u4f7f\u7528 new \u5173\u952e\u5b57\u521b\u5efa\u65b0\u6570\u7ec4\uff0c\u5c06 varargs \u53c2\u6570\u4f5c\u4e3a\u53c2\u6570\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/17\/2024111710395123715.jpg\" class=\"aligncenter\" title=\"JAVA\u600e\u4e48\u5b9a\u4e49\u4e00\u4e2a\u4e0d\u5b9a\u957f\u6570\u7ec4\u63d2\u56fe\" alt=\"JAVA\u600e\u4e48\u5b9a\u4e49\u4e00\u4e2a\u4e0d\u5b9a\u957f\u6570\u7ec4\u63d2\u56fe\" \/><\/p>\n<p><strong>\u5982\u4f55\u5b9a\u4e49\u4e00\u4e2a Java \u4e0d\u5b9a\u957f\u6570\u7ec4<\/strong><\/p>\n<p>\u5728 Java \u4e2d\uff0c\u4e0d\u5b9a\u957f\u6570\u7ec4\u662f\u4e00\u79cd\u5141\u8bb8\u6211\u4eec\u58f0\u660e\u4e00\u4e2a\u5927\u5c0f\u53ef\u53d8\u7684\u6570\u7ec4\u3002\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528 varargs \u53c2\u6570\uff08\u53d8\u957f\u53c2\u6570\uff09\u6765\u5b9a\u4e49\u4e0d\u5b9a\u957f\u6570\u7ec4\u3002<\/p>\n<p><strong>\u6b65\u9aa4\uff1a<\/strong><\/p>\n<ol>\n<li> <strong>\u58f0\u660e\u65b9\u6cd5\uff1a<\/strong>\u4f7f\u7528 &#8230;\uff08\u4e09\u4e2a\u70b9\uff09\u58f0\u660e\u4e00\u4e2a varargs \u53c2\u6570\u6765\u63a5\u6536\u4e0d\u5b9a\u957f\u8f93\u5165\u3002<\/li>\n<li> <strong>\u521b\u5efa\u6570\u7ec4\uff1a<\/strong>\u5728\u65b9\u6cd5\u4f53\u4e2d\uff0c\u4f7f\u7528 new \u5173\u952e\u5b57\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u6570\u7ec4\uff0c\u5c06 varargs \u53c2\u6570\u4f5c\u4e3a\u53c2\u6570\u3002\u6570\u7ec4\u7c7b\u578b\u5e94\u4e0e varargs \u53c2\u6570\u7684\u7c7b\u578b\u76f8\u540c\u3002<\/li>\n<\/ol>\n<p><strong>\u8bed\u6cd5\uff1a<\/strong><\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<pre>public static void printNumbers(int... numbers) {\n    \/\/ \u521b\u5efa\u6570\u7ec4\n    int[] arr = new int[numbers.length];\n    \n    \/\/ \u590d\u5236\u53c2\u6570\u5230\u6570\u7ec4\n    System.arraycopy(numbers, 0, arr, 0, numbers.length);\n    \n    \/\/ \u5904\u7406\u6570\u7ec4\n    for (int number : arr) {\n        System.out.println(number);\n    }\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u793a\u4f8b\uff1a<\/strong><\/p>\n<pre>public static void main(String[] args) {\n    printNumbers(1, 2, 3, 4, 5);\n}\n\n\/\/ \u8f93\u51fa\uff1a\n\/\/ 1\n\/\/ 2\n\/\/ 3\n\/\/ 4\n\/\/ 5<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u6ce8\u610f\uff1a<\/strong><\/p>\n<ul>\n<li>\u6bcf\u4e2a\u65b9\u6cd5\u53ea\u80fd\u6709\u4e00\u4e2a varargs \u53c2\u6570\u3002<\/li>\n<li>varargs \u53c2\u6570\u5fc5\u987b\u662f\u65b9\u6cd5\u53c2\u6570\u5217\u8868\u4e2d\u7684\u6700\u540e\u4e00\u4e2a\u53c2\u6570\u3002<\/li>\n<li>varargs \u6570\u7ec4\u7684\u957f\u5ea6\u53ef\u4ee5\u4e3a\u96f6\u3002<\/li>\n<li>varargs \u6570\u7ec4\u53ef\u4ee5\u4f20\u9012\u7ed9\u63a5\u53d7\u540c\u7c7b\u578b\u6570\u7ec4\u7684\u53c2\u6570\u3002<\/li>\n<\/ul>\n<p>\u4ee5\u4e0a\u5c31\u662fJAVA\u600e\u4e48\u5b9a\u4e49\u4e00\u4e2a\u4e0d\u5b9a\u957f\u6570\u7ec4\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>\u5728 java \u4e2d\uff0c\u4e0d\u5b9a\u957f\u6570\u7ec4\u5141\u8bb8\u58f0\u660e\u5927\u5c0f\u53ef\u53d8\u7684\u6570\u7ec4\uff0c\u65b9\u6cd5\u662f\u4f7f\u7528 varargs \u53c2\u6570\uff08\u53d8\u957f\u53c2\u6570\uff09\uff0c\u8fd9\u4e9b\u6b65\u9aa4\u5305\u62ec\uff1a\u58f0\u660e\u65b9\u6cd5\u65f6\uff0c\u4f7f\u7528 &#8230;\uff08\u4e09\u4e2a\u70b9\uff09\u58f0\u660e varargs \u53c2\u6570\u3002\u5728\u65b9\u6cd5\u4f53\u4e2d\u4f7f\u7528 new \u5173\u952e\u5b57\u521b\u5efa\u65b0\u6570\u7ec4\uff0c\u5c06 varargs \u53c2\u6570\u4f5c\u4e3a\u53c2\u6570\u3002 \u5982\u4f55\u5b9a\u4e49\u4e00\u4e2a Java \u4e0d\u5b9a\u957f\u6570\u7ec4 \u5728 Java \u4e2d\uff0c\u4e0d\u5b9a\u957f\u6570\u7ec4\u662f\u4e00\u79cd\u5141\u8bb8\u6211\u4eec\u58f0\u660e\u4e00\u4e2a\u5927\u5c0f\u53ef\u53d8\u7684\u6570\u7ec4\u3002\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528 varargs \u53c2\u6570\uff08\u53d8\u957f\u53c2\u6570\uff09\u6765\u5b9a\u4e49\u4e0d\u5b9a\u957f\u6570\u7ec4\u3002 \u6b65\u9aa4\uff1a \u58f0\u660e\u65b9\u6cd5\uff1a\u4f7f\u7528 &#8230;\uff08\u4e09\u4e2a\u70b9\uff09\u58f0\u660e\u4e00\u4e2a varargs \u53c2\u6570\u6765\u63a5\u6536\u4e0d\u5b9a\u957f\u8f93\u5165\u3002 \u521b\u5efa\u6570\u7ec4\uff1a\u5728\u65b9\u6cd5\u4f53\u4e2d\uff0c\u4f7f\u7528 new \u5173\u952e\u5b57\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u6570\u7ec4\uff0c\u5c06 varargs \u53c2\u6570\u4f5c\u4e3a\u53c2\u6570\u3002\u6570\u7ec4\u7c7b\u578b\u5e94\u4e0e varargs \u53c2\u6570\u7684\u7c7b\u578b\u76f8\u540c\u3002 \u8bed\u6cd5\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b public static void printNumbers(int&#8230; numbers) { \/\/ \u521b\u5efa\u6570\u7ec4 int[] arr = new int[numbers.length]; \/\/ \u590d\u5236\u53c2\u6570\u5230\u6570\u7ec4 System.arraycopy(numbers, 0, arr, 0, numbers.length); \/\/ [&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-66805","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/66805","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=66805"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/66805\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=66805"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=66805"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=66805"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}