{"id":66198,"date":"2025-05-03T08:19:10","date_gmt":"2025-05-03T00:19:10","guid":{"rendered":"https:\/\/fwq.ai\/blog\/66198\/"},"modified":"2025-05-03T08:19:10","modified_gmt":"2025-05-03T00:19:10","slug":"java%e6%80%8e%e4%b9%88%e5%be%80%e6%95%b4%e5%9e%8b%e6%95%b0%e7%bb%84%e4%b8%ad%e5%a1%9e%e5%80%bc-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/66198\/","title":{"rendered":"java\u600e\u4e48\u5f80\u6574\u578b\u6570\u7ec4\u4e2d\u585e\u503c"},"content":{"rendered":"<blockquote><p>\n  \u5728 java \u4e2d\u7ed9\u6574\u578b\u6570\u7ec4\u8d4b\u503c\u7684\u56db\u79cd\u65b9\u6cd5\u5305\u62ec\uff1a1. \u521d\u59cb\u5316\uff1b2. \u9010\u4e2a\u8d4b\u503c\uff1b3. \u4f7f\u7528 arrays \u7c7b\u586b\u5145\uff1b4. \u4f7f\u7528 system.arraycopy() \u65b9\u6cd5\u590d\u5236\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/15\/2024111503364138300.jpg\" class=\"aligncenter\" title=\"java\u600e\u4e48\u5f80\u6574\u578b\u6570\u7ec4\u4e2d\u585e\u503c\u63d2\u56fe\" alt=\"java\u600e\u4e48\u5f80\u6574\u578b\u6570\u7ec4\u4e2d\u585e\u503c\u63d2\u56fe\" \/><\/p>\n<p><strong>\u5982\u4f55\u5728 Java \u4e2d\u7ed9\u6574\u578b\u6570\u7ec4\u8d4b\u503c<\/strong><\/p>\n<p>\u5728 Java \u4e2d\uff0c\u7ed9\u6574\u578b\u6570\u7ec4\u8d4b\u503c\u6709\u591a\u79cd\u65b9\u6cd5\u3002\u4e0b\u9762\u5217\u4e3e\u4e86\u6700\u5e38\u7528\u7684\u65b9\u6cd5\uff1a<\/p>\n<p><strong>1. \u521d\u59cb\u5316<\/strong><\/p>\n<p>\u5728\u58f0\u660e\u6570\u7ec4\u65f6\u76f4\u63a5\u8d4b\u503c\uff0c\u6bd4\u5982\uff1a<\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<pre>int[] numbers = {1, 2, 3, 4, 5};<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>2. \u9010\u4e2a\u8d4b\u503c<\/strong><\/p>\n<p>\u4f7f\u7528 for \u5faa\u73af\u6216\u589e\u5f3a for \u5faa\u73af\u9010\u4e2a\u7ed9\u6570\u7ec4\u5143\u7d20\u8d4b\u503c\uff0c\u6bd4\u5982\uff1a<\/p>\n<pre>int[] numbers = new int[5];\nfor (int i = 0; i &lt; numbers.length; i++) {\n    numbers[i] = i + 1;\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>3. \u4f7f\u7528\u6570\u7ec4\u5de5\u5177\u7c7b<\/strong><\/p>\n<p>Java \u4e2d\u7684 Arrays \u7c7b\u63d0\u4f9b\u4e86\u4e00\u4e9b\u7528\u4e8e\u64cd\u4f5c\u6570\u7ec4\u7684\u65b9\u6cd5\uff0c\u5176\u4e2d\u5305\u62ec fill() \u65b9\u6cd5\uff0c\u53ef\u4ee5\u5c06\u6570\u7ec4\u5143\u7d20\u586b\u5145\u4e3a\u540c\u4e00\u503c\uff0c\u6bd4\u5982\uff1a<\/p>\n<pre>int[] numbers = new int[5];\nArrays.fill(numbers, 10);<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>4. \u4f7f\u7528 System.arraycopy() \u65b9\u6cd5<\/strong><\/p>\n<p>System.arraycopy() \u65b9\u6cd5\u53ef\u4ee5\u5c06\u4e00\u4e2a\u6570\u7ec4\u7684\u90e8\u5206\u6216\u5168\u90e8\u5143\u7d20\u590d\u5236\u5230\u53e6\u4e00\u4e2a\u6570\u7ec4\u4e2d\uff0c\u6bd4\u5982\uff1a<\/p>\n<pre>int[] numbers1 = {1, 2, 3, 4, 5};\nint[] numbers2 = new int[3];\nSystem.arraycopy(numbers1, 0, numbers2, 0, 3);<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fjava\u600e\u4e48\u5f80\u6574\u578b\u6570\u7ec4\u4e2d\u585e\u503c\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\u7ed9\u6574\u578b\u6570\u7ec4\u8d4b\u503c\u7684\u56db\u79cd\u65b9\u6cd5\u5305\u62ec\uff1a1. \u521d\u59cb\u5316\uff1b2. \u9010\u4e2a\u8d4b\u503c\uff1b3. \u4f7f\u7528 arrays \u7c7b\u586b\u5145\uff1b4. \u4f7f\u7528 system.arraycopy() \u65b9\u6cd5\u590d\u5236\u3002 \u5982\u4f55\u5728 Java \u4e2d\u7ed9\u6574\u578b\u6570\u7ec4\u8d4b\u503c \u5728 Java \u4e2d\uff0c\u7ed9\u6574\u578b\u6570\u7ec4\u8d4b\u503c\u6709\u591a\u79cd\u65b9\u6cd5\u3002\u4e0b\u9762\u5217\u4e3e\u4e86\u6700\u5e38\u7528\u7684\u65b9\u6cd5\uff1a 1. \u521d\u59cb\u5316 \u5728\u58f0\u660e\u6570\u7ec4\u65f6\u76f4\u63a5\u8d4b\u503c\uff0c\u6bd4\u5982\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b int[] numbers = {1, 2, 3, 4, 5}; \u767b\u5f55\u540e\u590d\u5236 2. \u9010\u4e2a\u8d4b\u503c \u4f7f\u7528 for \u5faa\u73af\u6216\u589e\u5f3a for \u5faa\u73af\u9010\u4e2a\u7ed9\u6570\u7ec4\u5143\u7d20\u8d4b\u503c\uff0c\u6bd4\u5982\uff1a int[] numbers = new int[5]; for (int i = 0; i &lt; numbers.length; i++) { numbers[i] = i [&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-66198","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/66198","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=66198"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/66198\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=66198"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=66198"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=66198"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}