{"id":64216,"date":"2025-05-03T11:29:07","date_gmt":"2025-05-03T03:29:07","guid":{"rendered":"https:\/\/fwq.ai\/blog\/64216\/"},"modified":"2025-05-03T11:29:07","modified_gmt":"2025-05-03T03:29:07","slug":"java%e6%80%8e%e4%b9%88%e6%b8%85%e9%99%a4%e6%95%b0%e7%bb%84%e9%87%8c%e7%9a%84%e5%85%83%e7%b4%a0-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/64216\/","title":{"rendered":"java\u600e\u4e48\u6e05\u9664\u6570\u7ec4\u91cc\u7684\u5143\u7d20"},"content":{"rendered":"<blockquote><p>\n  java \u4e2d\u6e05\u9664\u6570\u7ec4\u5143\u7d20\u7684\u4e09\u79cd\u65b9\u6cd5\uff1a1. \u4f7f\u7528 arrays.fill() \u65b9\u6cd5\u586b\u5145\u7279\u5b9a\u503c\uff1b2. \u4f7f\u7528\u5faa\u73af\u904d\u5386\u6570\u7ec4\u5e76\u8bbe\u7f6e\u6bcf\u4e2a\u5143\u7d20\u4e3a 0\uff1b3. \u521b\u5efa\u65b0\u6570\u7ec4\u5e76\u590d\u5236\u5230\u539f\u6570\u7ec4\uff0c\u8986\u76d6\u539f\u6709\u5143\u7d20\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/02\/2024110218511816323.jpg\" class=\"aligncenter\" title=\"java\u600e\u4e48\u6e05\u9664\u6570\u7ec4\u91cc\u7684\u5143\u7d20\u63d2\u56fe\" alt=\"java\u600e\u4e48\u6e05\u9664\u6570\u7ec4\u91cc\u7684\u5143\u7d20\u63d2\u56fe\" \/><\/p>\n<p><strong>\u5982\u4f55\u6e05\u9664 Java \u6570\u7ec4\u4e2d\u7684\u5143\u7d20<\/strong><\/p>\n<p>Java \u4e2d\u6e05\u9664\u6570\u7ec4\u5143\u7d20\u7684\u65b9\u6cd5\u6709\u51e0\u79cd\uff1a<\/p>\n<p><strong>1. \u4f7f\u7528 Arrays.fill() \u65b9\u6cd5<\/strong><\/p>\n<pre>import java.util.Arrays;\n\nint[] myArray = {1, 2, 3, 4, 5};\n\n\/\/ \u7528 0 \u586b\u5145\u6570\u7ec4\nArrays.fill(myArray, 0);\n\n\/\/ \u6253\u5370\u66f4\u65b0\u540e\u7684\u6570\u7ec4\nSystem.out.println(Arrays.toString(myArray)); \/\/ [0, 0, 0, 0, 0]<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>2. \u4f7f\u7528\u5faa\u73af<\/strong><\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<pre>int[] myArray = {1, 2, 3, 4, 5};\n\n\/\/ \u904d\u5386\u6570\u7ec4\u5e76\u8bbe\u7f6e\u6bcf\u4e2a\u5143\u7d20\u4e3a 0\nfor (int i = 0; i &lt; myArray.length; i++) {\n    myArray[i] = 0;\n}\n\n\/\/ \u6253\u5370\u66f4\u65b0\u540e\u7684\u6570\u7ec4\nSystem.out.println(Arrays.toString(myArray)); \/\/ [0, 0, 0, 0, 0]<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>3. \u521b\u5efa\u65b0\u6570\u7ec4<\/strong><\/p>\n<pre>int[] myArray = {1, 2, 3, 4, 5};\n\n\/\/ \u521b\u5efa\u4e00\u4e2a\u7a7a\u6570\u7ec4\nint[] emptyArray = new int[myArray.length];\n\n\/\/ \u590d\u5236\u7a7a\u6570\u7ec4\u5230\u539f\u6570\u7ec4\nSystem.arraycopy(emptyArray, 0, myArray, 0, myArray.length);\n\n\/\/ \u6253\u5370\u66f4\u65b0\u540e\u7684\u6570\u7ec4\nSystem.out.println(Arrays.toString(myArray)); \/\/ [0, 0, 0, 0, 0]<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fjava\u600e\u4e48\u6e05\u9664\u6570\u7ec4\u91cc\u7684\u5143\u7d20\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>java \u4e2d\u6e05\u9664\u6570\u7ec4\u5143\u7d20\u7684\u4e09\u79cd\u65b9\u6cd5\uff1a1. \u4f7f\u7528 arrays.fill() \u65b9\u6cd5\u586b\u5145\u7279\u5b9a\u503c\uff1b2. \u4f7f\u7528\u5faa\u73af\u904d\u5386\u6570\u7ec4\u5e76\u8bbe\u7f6e\u6bcf\u4e2a\u5143\u7d20\u4e3a 0\uff1b3. \u521b\u5efa\u65b0\u6570\u7ec4\u5e76\u590d\u5236\u5230\u539f\u6570\u7ec4\uff0c\u8986\u76d6\u539f\u6709\u5143\u7d20\u3002 \u5982\u4f55\u6e05\u9664 Java \u6570\u7ec4\u4e2d\u7684\u5143\u7d20 Java \u4e2d\u6e05\u9664\u6570\u7ec4\u5143\u7d20\u7684\u65b9\u6cd5\u6709\u51e0\u79cd\uff1a 1. \u4f7f\u7528 Arrays.fill() \u65b9\u6cd5 import java.util.Arrays; int[] myArray = {1, 2, 3, 4, 5}; \/\/ \u7528 0 \u586b\u5145\u6570\u7ec4 Arrays.fill(myArray, 0); \/\/ \u6253\u5370\u66f4\u65b0\u540e\u7684\u6570\u7ec4 System.out.println(Arrays.toString(myArray)); \/\/ [0, 0, 0, 0, 0] \u767b\u5f55\u540e\u590d\u5236 2. \u4f7f\u7528\u5faa\u73af \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b int[] myArray = {1, 2, 3, 4, 5}; \/\/ [&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-64216","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/64216","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=64216"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/64216\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=64216"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=64216"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=64216"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}