{"id":66865,"date":"2025-05-03T08:04:46","date_gmt":"2025-05-03T00:04:46","guid":{"rendered":"https:\/\/fwq.ai\/blog\/66865\/"},"modified":"2025-05-03T08:04:46","modified_gmt":"2025-05-03T00:04:46","slug":"java%e6%80%8e%e4%b9%88%e5%ae%9a%e4%b9%89%e4%b8%80%e4%b8%aa%e6%95%b4%e5%bd%a2%e6%95%b0%e7%bb%84-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/66865\/","title":{"rendered":"java\u600e\u4e48\u5b9a\u4e49\u4e00\u4e2a\u6574\u5f62\u6570\u7ec4"},"content":{"rendered":"

\n \u5728 java \u4e2d\uff0c\u5b9a\u4e49\u6574\u5f62\u6570\u7ec4\u5206\u4e09\u6b65\uff1a\u9996\u5148\u58f0\u660e\u6570\u7ec4\u7c7b\u578b\u4e3a int[]\uff1b\u5176\u6b21\u6307\u5b9a\u6570\u7ec4\u957f\u5ea6\uff1b\u6700\u540e\u7528\u5927\u62ec\u53f7\u521d\u59cb\u5316\u6570\u7ec4\uff0c\u5e76\u6307\u5b9a\u6bcf\u4e2a\u5143\u7d20\u7684\u503c\uff0c\u5982 int[] numbers = new int[5]\uff1b\u8bbf\u95ee\u6570\u7ec4\u5143\u7d20\u65f6\uff0c\u4e0b\u6807\u4ece 0 \u5f00\u59cb\u3002\n<\/p><\/blockquote>\n

\"java\u600e\u4e48\u5b9a\u4e49\u4e00\u4e2a\u6574\u5f62\u6570\u7ec4\u63d2\u56fe\"<\/p>\n

\u5982\u4f55\u5b9a\u4e49 Java \u6574\u5f62\u6570\u7ec4<\/strong><\/p>\n

\u5728 Java \u4e2d\uff0c\u5b9a\u4e49\u4e00\u4e2a\u6574\u5f62\u6570\u7ec4\u975e\u5e38\u7b80\u5355\uff0c\u4ee5\u4e0b\u662f\u5177\u4f53\u6b65\u9aa4\uff1a<\/p>\n

1. \u58f0\u660e\u6570\u7ec4\u7c7b\u578b<\/strong><\/p>\n

\u9996\u5148\uff0c\u9700\u8981\u58f0\u660e\u6570\u7ec4\u7684\u7c7b\u578b\u3002\u5bf9\u4e8e\u6574\u5f62\u6570\u7ec4\uff0c\u53ef\u4ee5\u4f7f\u7528 int[]\u3002<\/p>\n

\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n

2. \u6307\u5b9a\u6570\u7ec4\u957f\u5ea6<\/strong><\/p>\n

\u63a5\u4e0b\u6765\uff0c\u9700\u8981\u6307\u5b9a\u6570\u7ec4\u7684\u957f\u5ea6\u3002\u6570\u7ec4\u957f\u5ea6\u8868\u793a\u6570\u7ec4\u4e2d\u5143\u7d20\u7684\u6570\u91cf\u3002<\/p>\n

3. \u521d\u59cb\u5316\u6570\u7ec4<\/strong><\/p>\n

\u6700\u540e\uff0c\u53ef\u4ee5\u4f7f\u7528\u5927\u62ec\u53f7 {} \u521d\u59cb\u5316\u6570\u7ec4\uff0c\u5e76\u5728\u5176\u4e2d\u6307\u5b9a\u6bcf\u4e2a\u5143\u7d20\u7684\u503c\u3002<\/p>\n

\u793a\u4f8b\uff1a<\/strong><\/p>\n

int[] numbers = new int[5]; \/\/ \u58f0\u660e\u4e00\u4e2a\u957f\u5ea6\u4e3a 5 \u7684\u6574\u5f62\u6570\u7ec4\n\nnumbers[0] = 10; \/\/ \u521d\u59cb\u5316\u6570\u7ec4\u7b2c\u4e00\u4e2a\u5143\u7d20\nnumbers[1] = 20; \/\/ \u521d\u59cb\u5316\u6570\u7ec4\u7b2c\u4e8c\u4e2a\u5143\u7d20\nnumbers[2] = 30; \/\/ \u521d\u59cb\u5316\u6570\u7ec4\u7b2c\u4e09\u4e2a\u5143\u7d20\nnumbers[3] = 40; \/\/ \u521d\u59cb\u5316\u6570\u7ec4\u7b2c\u56db\u4e2a\u5143\u7d20\nnumbers[4] = 50; \/\/ \u521d\u59cb\u5316\u6570\u7ec4\u7b2c\u4e94\u4e2a\u5143\u7d20<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u5b9a\u4e49\u6570\u7ec4\u540e\uff0c\u53ef\u4ee5\u4f7f\u7528\u6570\u7ec4\u4e0b\u6807\u8bbf\u95ee\u5176\u4e2d\u7684\u5143\u7d20\u3002\u6570\u7ec4\u4e0b\u6807\u4ece 0 \u5f00\u59cb\uff0c\u8fd9\u610f\u5473\u7740\u7b2c\u4e00\u4e2a\u5143\u7d20\u7684\u4e0b\u6807\u4e3a 0\uff0c\u4f9d\u6b64\u7c7b\u63a8\u3002<\/p>\n
\u793a\u4f8b\uff1a<\/strong><\/p>\n
int firstElement = numbers[0]; \/\/ \u83b7\u53d6\u6570\u7ec4\u7b2c\u4e00\u4e2a\u5143\u7d20\nint lastElement = numbers[numbers.length - 1]; \/\/ \u83b7\u53d6\u6570\u7ec4\u6700\u540e\u4e00\u4e2a\u5143\u7d20<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u4ee5\u4e0a\u5c31\u662fjava\u600e\u4e48\u5b9a\u4e49\u4e00\u4e2a\u6574\u5f62\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":"
\u5728 java \u4e2d\uff0c\u5b9a\u4e49\u6574\u5f62\u6570\u7ec4\u5206\u4e09\u6b65\uff1a\u9996\u5148\u58f0\u660e\u6570\u7ec4\u7c7b\u578b\u4e3a int[]\uff1b\u5176\u6b21\u6307\u5b9a\u6570\u7ec4\u957f\u5ea6\uff1b\u6700\u540e\u7528\u5927\u62ec\u53f7\u521d\u59cb\u5316\u6570\u7ec4\uff0c\u5e76\u6307\u5b9a\u6bcf\u4e2a\u5143\u7d20\u7684\u503c\uff0c\u5982 int[] numbers = new int[5]\uff1b\u8bbf\u95ee\u6570\u7ec4\u5143\u7d20\u65f6\uff0c\u4e0b\u6807\u4ece 0 \u5f00\u59cb\u3002 \u5982\u4f55\u5b9a\u4e49 Java \u6574\u5f62\u6570\u7ec4 \u5728 Java \u4e2d\uff0c\u5b9a\u4e49\u4e00\u4e2a\u6574\u5f62\u6570\u7ec4\u975e\u5e38\u7b80\u5355\uff0c\u4ee5\u4e0b\u662f\u5177\u4f53\u6b65\u9aa4\uff1a 1. \u58f0\u660e\u6570\u7ec4\u7c7b\u578b \u9996\u5148\uff0c\u9700\u8981\u58f0\u660e\u6570\u7ec4\u7684\u7c7b\u578b\u3002\u5bf9\u4e8e\u6574\u5f62\u6570\u7ec4\uff0c\u53ef\u4ee5\u4f7f\u7528 int[]\u3002 \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b 2. \u6307\u5b9a\u6570\u7ec4\u957f\u5ea6 \u63a5\u4e0b\u6765\uff0c\u9700\u8981\u6307\u5b9a\u6570\u7ec4\u7684\u957f\u5ea6\u3002\u6570\u7ec4\u957f\u5ea6\u8868\u793a\u6570\u7ec4\u4e2d\u5143\u7d20\u7684\u6570\u91cf\u3002 3. \u521d\u59cb\u5316\u6570\u7ec4 \u6700\u540e\uff0c\u53ef\u4ee5\u4f7f\u7528\u5927\u62ec\u53f7 {} \u521d\u59cb\u5316\u6570\u7ec4\uff0c\u5e76\u5728\u5176\u4e2d\u6307\u5b9a\u6bcf\u4e2a\u5143\u7d20\u7684\u503c\u3002 \u793a\u4f8b\uff1a int[] numbers = new int[5]; \/\/ \u58f0\u660e\u4e00\u4e2a\u957f\u5ea6\u4e3a 5 \u7684\u6574\u5f62\u6570\u7ec4 numbers[0] = 10; \/\/ \u521d\u59cb\u5316\u6570\u7ec4\u7b2c\u4e00\u4e2a\u5143\u7d20 numbers[1] = 20; \/\/ \u521d\u59cb\u5316\u6570\u7ec4\u7b2c\u4e8c\u4e2a\u5143\u7d20 numbers[2] = 30; \/\/ \u521d\u59cb\u5316\u6570\u7ec4\u7b2c\u4e09\u4e2a\u5143\u7d20 […]<\/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-66865","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/66865","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=66865"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/66865\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=66865"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=66865"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=66865"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}