{"id":67000,"date":"2025-05-03T17:40:31","date_gmt":"2025-05-03T09:40:31","guid":{"rendered":"https:\/\/fwq.ai\/blog\/67000\/"},"modified":"2025-05-03T17:40:31","modified_gmt":"2025-05-03T09:40:31","slug":"java%e4%b8%ad%e6%95%b0%e7%bb%84%e6%80%8e%e4%b9%88%e5%8f%aa%e5%87%ba%e6%9d%a5%e4%b8%80%e7%bb%84%e6%95%b0-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/67000\/","title":{"rendered":"java\u4e2d\u6570\u7ec4\u600e\u4e48\u53ea\u51fa\u6765\u4e00\u7ec4\u6570"},"content":{"rendered":"

\n java \u4e2d\u4ec5\u6253\u5370\u6570\u7ec4\u7279\u5b9a\u6570\u636e\u7684\u65b9\u6cd5\u5305\u62ec\uff1a\u4f7f\u7528\u5faa\u73af\uff0c\u6307\u5b9a\u8d77\u59cb\u548c\u7ed3\u675f\u7d22\u5f15\u3002\u4f7f\u7528 arrays.copyofrange() \u65b9\u6cd5\u521b\u5efa\u5b50\u6570\u7ec4\u3002\u4f7f\u7528 stream api \u8fc7\u6ee4\u5143\u7d20\u3002\u4f7f\u7528 intstream.of() \u65b9\u6cd5\u521b\u5efa\u6570\u636e\u6d41\u3002\n<\/p><\/blockquote>\n

\"java\u4e2d\u6570\u7ec4\u600e\u4e48\u53ea\u51fa\u6765\u4e00\u7ec4\u6570\u63d2\u56fe\"<\/p>\n

Java \u4e2d\u53ea\u6253\u5370\u6570\u7ec4\u4e2d\u4e00\u7ec4\u6570\u636e\u7684\u6280\u5de7<\/strong><\/p>\n

\u5728 Java \u4e2d\uff0c\u6570\u7ec4\u662f\u4e00\u79cd\u5b58\u50a8\u540c\u7c7b\u578b\u6570\u636e\u5143\u7d20\u7684\u6709\u5e8f\u96c6\u5408\u3002\u6709\u65f6\uff0c\u6211\u4eec\u53ef\u80fd\u53ea\u5e0c\u671b\u6253\u5370\u6570\u7ec4\u4e2d\u7279\u5b9a\u7684\u4e00\u7ec4\u5143\u7d20\uff0c\u800c\u4e0d\u662f\u6253\u5370\u6574\u4e2a\u6570\u7ec4\u3002\u8fd9\u91cc\u6709\u51e0\u79cd\u65b9\u6cd5\u53ef\u4ee5\u5b9e\u73b0\u8fd9\u4e00\u76ee\u6807\u3002<\/p>\n

\u65b9\u6cd5 1\uff1a\u4f7f\u7528\u5faa\u73af<\/strong><\/p>\n

int[] myArray = {1, 2, 3, 4, 5};\nint start = 1;\nint end = 3;\n\nfor (int i = start; i <= end; i++) {\n    System.out.println(myArray[i]);\n}<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u65b9\u6cd5 2\uff1a\u4f7f\u7528 Arrays.copyOfRange() \u65b9\u6cd5<\/strong><\/p>\n
\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n
int[] myArray = {1, 2, 3, 4, 5};\nint start = 1;\nint end = 3;\n\nint[] subArray = Arrays.copyOfRange(myArray, start, end);\nfor (int element : subArray) {\n    System.out.println(element);\n}<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u65b9\u6cd5 3\uff1a\u4f7f\u7528 Stream API<\/strong><\/p>\n
int[] myArray = {1, 2, 3, 4, 5};\nint start = 1;\nint end = 3;\n\nIntStream.range(start, end + 1)\n        .forEach(i -> System.out.println(myArray[i]));<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u65b9\u6cd5 4\uff1a\u4f7f\u7528 IntStream.of() \u65b9\u6cd5<\/strong><\/p>\n
int[] myArray = {1, 2, 3, 4, 5};\nint start = 1;\nint end = 3;\n\nIntStream.of(myArray[start], myArray[start + 1], myArray[end])\n        .forEach(System.out::println);<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u4ee5\u4e0a\u65b9\u6cd5\u90fd\u53ef\u4ee5\u6709\u6548\u5730\u4ece\u6570\u7ec4\u4e2d\u4ec5\u6253\u5370\u6307\u5b9a\u7684\u4e00\u7ec4\u6570\u636e\u3002\u9009\u62e9\u54ea\u79cd\u65b9\u6cd5\u53d6\u51b3\u4e8e\u5177\u4f53\u60c5\u51b5\u548c\u504f\u597d\u3002<\/p>\n
\u4ee5\u4e0a\u5c31\u662fjava\u4e2d\u6570\u7ec4\u600e\u4e48\u53ea\u51fa\u6765\u4e00\u7ec4\u6570\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8IDCBABY\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
java \u4e2d\u4ec5\u6253\u5370\u6570\u7ec4\u7279\u5b9a\u6570\u636e\u7684\u65b9\u6cd5\u5305\u62ec\uff1a\u4f7f\u7528\u5faa\u73af\uff0c\u6307\u5b9a\u8d77\u59cb\u548c\u7ed3\u675f\u7d22\u5f15\u3002\u4f7f\u7528 arrays.copyofrange() \u65b9\u6cd5\u521b\u5efa\u5b50\u6570\u7ec4\u3002\u4f7f\u7528 stream api \u8fc7\u6ee4\u5143\u7d20\u3002\u4f7f\u7528 intstream.of() \u65b9\u6cd5\u521b\u5efa\u6570\u636e\u6d41\u3002 Java \u4e2d\u53ea\u6253\u5370\u6570\u7ec4\u4e2d\u4e00\u7ec4\u6570\u636e\u7684\u6280\u5de7 \u5728 Java \u4e2d\uff0c\u6570\u7ec4\u662f\u4e00\u79cd\u5b58\u50a8\u540c\u7c7b\u578b\u6570\u636e\u5143\u7d20\u7684\u6709\u5e8f\u96c6\u5408\u3002\u6709\u65f6\uff0c\u6211\u4eec\u53ef\u80fd\u53ea\u5e0c\u671b\u6253\u5370\u6570\u7ec4\u4e2d\u7279\u5b9a\u7684\u4e00\u7ec4\u5143\u7d20\uff0c\u800c\u4e0d\u662f\u6253\u5370\u6574\u4e2a\u6570\u7ec4\u3002\u8fd9\u91cc\u6709\u51e0\u79cd\u65b9\u6cd5\u53ef\u4ee5\u5b9e\u73b0\u8fd9\u4e00\u76ee\u6807\u3002 \u65b9\u6cd5 1\uff1a\u4f7f\u7528\u5faa\u73af int[] myArray = {1, 2, 3, 4, 5}; int start = 1; int end = 3; for (int i = start; i <= end; i++) { System.out.println(myArray[i]); } \u767b\u5f55\u540e\u590d\u5236 \u65b9\u6cd5 2\uff1a\u4f7f\u7528 Arrays.copyOfRange() \u65b9\u6cd5 \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b int[] myArray = {1, 2, […]<\/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-67000","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/67000","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=67000"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/67000\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=67000"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=67000"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=67000"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}