{"id":37916,"date":"2024-11-26T13:20:40","date_gmt":"2024-11-26T05:20:40","guid":{"rendered":"https:\/\/fwq.ai\/blog\/37916\/"},"modified":"2024-11-26T13:20:40","modified_gmt":"2024-11-26T05:20:40","slug":"java%e6%95%b0%e7%bb%84%e6%80%8e%e4%b9%88%e5%8f%96%e6%8c%87%e5%ae%9a%e6%95%b0%e6%8d%ae","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/37916\/","title":{"rendered":"java\u6570\u7ec4\u600e\u4e48\u53d6\u6307\u5b9a\u6570\u636e"},"content":{"rendered":"

\n java \u6570\u7ec4\u4e2d\u83b7\u53d6\u6307\u5b9a\u6570\u636e\u6b65\u9aa4\uff1a\u58f0\u660e\u548c\u521d\u59cb\u5316\u6570\u7ec4\u3002\u786e\u5b9a\u7d22\u5f15\u53f7\u3002\u4f7f\u7528\u7d22\u5f15\u53f7\u8bbf\u95ee\u5143\u7d20\uff1aint secondelement = myarray[1];\n<\/p><\/blockquote>\n

\"java\u6570\u7ec4\u600e\u4e48\u53d6\u6307\u5b9a\u6570\u636e\u63d2\u56fe\"<\/p>\n

Java \u6570\u7ec4\u4e2d\u5982\u4f55\u83b7\u53d6\u6307\u5b9a\u6570\u636e<\/strong><\/p>\n

Java \u6570\u7ec4\u662f\u4e00\u79cd\u6570\u636e\u7ed3\u6784\uff0c\u7528\u4e8e\u5b58\u50a8\u76f8\u540c\u6570\u636e\u7c7b\u578b\u7684\u4e00\u7cfb\u5217\u5143\u7d20\u3002\u4e3a\u4e86\u8bbf\u95ee\u6570\u7ec4\u4e2d\u7684\u7279\u5b9a\u5143\u7d20\uff0c\u53ef\u4ee5\u4f7f\u7528\u7d22\u5f15\u53f7\u3002<\/p>\n

\u83b7\u53d6\u6307\u5b9a\u6570\u636e\u6b65\u9aa4\uff1a<\/strong><\/p>\n

    \n
  1. \u58f0\u660e\u5e76\u521d\u59cb\u5316\u6570\u7ec4\uff1a<\/strong>\u58f0\u660e\u4e00\u4e2a\u6570\u7ec4\u53d8\u91cf\u5e76\u4f7f\u7528\u65b0\u5206\u914d\u7684\u503c\u5bf9\u5176\u8fdb\u884c\u521d\u59cb\u5316\u3002\u4f8b\u5982\uff1a<\/li>\n<\/ol>\n
    int[] myArray = {1, 2, 3, 4, 5};<\/pre>\n
     \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
      \n
    1.  \u786e\u5b9a\u7d22\u5f15\u53f7\uff1a<\/strong>\u8981\u83b7\u53d6\u7684\u5143\u7d20\u5728\u6570\u7ec4\u4e2d\u7684\u4f4d\u7f6e\u79f0\u4e3a\u7d22\u5f15\u53f7\u3002\u7d22\u5f15\u53f7\u4ece 0 \u5f00\u59cb\uff0c\u6700\u540e\u4e00\u4e2a\u5143\u7d20\u7684\u7d22\u5f15\u53f7\u4e3a\u6570\u7ec4\u957f\u5ea6\u51cf 1\u3002<\/li>\n
    2.  \u4f7f\u7528\u7d22\u5f15\u53f7\u8bbf\u95ee\u5143\u7d20\uff1a<\/strong>\u4f7f\u7528\u65b9\u62ec\u53f7 [] \u548c\u7d22\u5f15\u53f7\u6765\u8bbf\u95ee\u6570\u7ec4\u4e2d\u7684\u7279\u5b9a\u5143\u7d20\u3002\u4f8b\u5982\uff1a\u8981\u83b7\u53d6 myArray \u4e2d\u7b2c\u4e8c\u4e2a\u5143\u7d20\uff0c\u4f7f\u7528\uff1a<\/li>\n<\/ol>\n
      int secondElement = myArray[1]; \/\/ 2<\/pre>\n
       \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
      \u6ce8\u610f\u4e8b\u9879\uff1a<\/strong><\/p>\n
      \u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n
        \n
      • \u7d22\u5f15\u53f7\u5fc5\u987b\u5728\u6570\u7ec4\u957f\u5ea6\u7684\u8303\u56f4\u5185\u3002\u5c1d\u8bd5\u8bbf\u95ee\u6570\u7ec4\u8303\u56f4\u4e4b\u5916\u7684\u5143\u7d20\u4f1a\u5bfc\u81f4\u6570\u7ec4\u4e0b\u6807\u8d8a\u754c\u5f02\u5e38\u3002<\/li>\n
      • \u4f7f\u7528\u7d22\u5f15\u65f6\u8981\u7279\u522b\u5c0f\u5fc3\uff0c\u5c24\u5176\u662f\u4f7f\u7528\u5faa\u73af\u8bbf\u95ee\u6570\u7ec4\u5143\u7d20\u65f6\u3002<\/li>\n
      • \u5bf9\u4e8e\u591a\u7ef4\u6570\u7ec4\uff0c\u60a8\u9700\u8981\u6307\u5b9a\u591a\u4e2a\u7d22\u5f15\u53f7\u624d\u80fd\u8bbf\u95ee\u7279\u5b9a\u5143\u7d20\u3002<\/li>\n<\/ul>\n
        \u793a\u4f8b\uff1a<\/strong><\/p>\n
        public class ArrayGet {\n    public static void main(String[] args) {\n        int[] myArray = {1, 2, 3, 4, 5};\n\n        \/\/ \u83b7\u53d6\u7b2c\u4e00\u4e2a\u5143\u7d20\n        int firstElement = myArray[0]; \/\/ 1\n\n        \/\/ \u83b7\u53d6\u6700\u540e\u4e00\u4e2a\u5143\u7d20\n        int lastElement = myArray[myArray.length - 1]; \/\/ 5\n\n        \/\/ \u83b7\u53d6\u7b2c\u4e09\u4e2a\u5143\u7d20\n        int thirdElement = myArray[2]; \/\/ 3\n\n        System.out.println(\"\u7b2c\u4e00\u4e2a\u5143\u7d20\uff1a\" + firstElement);\n        System.out.println(\"\u6700\u540e\u4e00\u4e2a\u5143\u7d20\uff1a\" + lastElement);\n        System.out.println(\"\u7b2c\u4e09\u4e2a\u5143\u7d20\uff1a\" + thirdElement);\n    }\n}<\/pre>\n
         \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
        \u8f93\u51fa\uff1a<\/strong><\/p>\n
        \u7b2c\u4e00\u4e2a\u5143\u7d20\uff1a1\n\u6700\u540e\u4e00\u4e2a\u5143\u7d20\uff1a5\n\u7b2c\u4e09\u4e2a\u5143\u7d20\uff1a3<\/pre>\n
         \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
        \u4ee5\u4e0a\u5c31\u662fjava\u6570\u7ec4\u600e\u4e48\u53d6\u6307\u5b9a\u6570\u636e\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
        java \u6570\u7ec4\u4e2d\u83b7\u53d6\u6307\u5b9a\u6570\u636e\u6b65\u9aa4\uff1a\u58f0\u660e\u548c\u521d\u59cb\u5316\u6570\u7ec4\u3002\u786e\u5b9a\u7d22\u5f15\u53f7\u3002\u4f7f\u7528\u7d22\u5f15\u53f7\u8bbf\u95ee\u5143\u7d20\uff1aint secondelement = myarray[1]; Java \u6570\u7ec4\u4e2d\u5982\u4f55\u83b7\u53d6\u6307\u5b9a\u6570\u636e Java \u6570\u7ec4\u662f\u4e00\u79cd\u6570\u636e\u7ed3\u6784\uff0c\u7528\u4e8e\u5b58\u50a8\u76f8\u540c\u6570\u636e\u7c7b\u578b\u7684\u4e00\u7cfb\u5217\u5143\u7d20\u3002\u4e3a\u4e86\u8bbf\u95ee\u6570\u7ec4\u4e2d\u7684\u7279\u5b9a\u5143\u7d20\uff0c\u53ef\u4ee5\u4f7f\u7528\u7d22\u5f15\u53f7\u3002 \u83b7\u53d6\u6307\u5b9a\u6570\u636e\u6b65\u9aa4\uff1a \u58f0\u660e\u5e76\u521d\u59cb\u5316\u6570\u7ec4\uff1a\u58f0\u660e\u4e00\u4e2a\u6570\u7ec4\u53d8\u91cf\u5e76\u4f7f\u7528\u65b0\u5206\u914d\u7684\u503c\u5bf9\u5176\u8fdb\u884c\u521d\u59cb\u5316\u3002\u4f8b\u5982\uff1a int[] myArray = {1, 2, 3, 4, 5}; \u767b\u5f55\u540e\u590d\u5236 \u786e\u5b9a\u7d22\u5f15\u53f7\uff1a\u8981\u83b7\u53d6\u7684\u5143\u7d20\u5728\u6570\u7ec4\u4e2d\u7684\u4f4d\u7f6e\u79f0\u4e3a\u7d22\u5f15\u53f7\u3002\u7d22\u5f15\u53f7\u4ece 0 \u5f00\u59cb\uff0c\u6700\u540e\u4e00\u4e2a\u5143\u7d20\u7684\u7d22\u5f15\u53f7\u4e3a\u6570\u7ec4\u957f\u5ea6\u51cf 1\u3002 \u4f7f\u7528\u7d22\u5f15\u53f7\u8bbf\u95ee\u5143\u7d20\uff1a\u4f7f\u7528\u65b9\u62ec\u53f7 [] \u548c\u7d22\u5f15\u53f7\u6765\u8bbf\u95ee\u6570\u7ec4\u4e2d\u7684\u7279\u5b9a\u5143\u7d20\u3002\u4f8b\u5982\uff1a\u8981\u83b7\u53d6 myArray \u4e2d\u7b2c\u4e8c\u4e2a\u5143\u7d20\uff0c\u4f7f\u7528\uff1a int secondElement = myArray[1]; \/\/ 2 \u767b\u5f55\u540e\u590d\u5236 \u6ce8\u610f\u4e8b\u9879\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b \u7d22\u5f15\u53f7\u5fc5\u987b\u5728\u6570\u7ec4\u957f\u5ea6\u7684\u8303\u56f4\u5185\u3002\u5c1d\u8bd5\u8bbf\u95ee\u6570\u7ec4\u8303\u56f4\u4e4b\u5916\u7684\u5143\u7d20\u4f1a\u5bfc\u81f4\u6570\u7ec4\u4e0b\u6807\u8d8a\u754c\u5f02\u5e38\u3002 \u4f7f\u7528\u7d22\u5f15\u65f6\u8981\u7279\u522b\u5c0f\u5fc3\uff0c\u5c24\u5176\u662f\u4f7f\u7528\u5faa\u73af\u8bbf\u95ee\u6570\u7ec4\u5143\u7d20\u65f6\u3002 \u5bf9\u4e8e\u591a\u7ef4\u6570\u7ec4\uff0c\u60a8\u9700\u8981\u6307\u5b9a\u591a\u4e2a\u7d22\u5f15\u53f7\u624d\u80fd\u8bbf\u95ee\u7279\u5b9a\u5143\u7d20\u3002 \u793a\u4f8b\uff1a public class ArrayGet { public static void main(String[] args) { int[] myArray = […]<\/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-37916","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/37916","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=37916"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/37916\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=37916"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=37916"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=37916"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}