{"id":66601,"date":"2025-05-03T08:26:30","date_gmt":"2025-05-03T00:26:30","guid":{"rendered":"https:\/\/fwq.ai\/blog\/66601\/"},"modified":"2025-05-03T08:26:30","modified_gmt":"2025-05-03T00:26:30","slug":"java%e4%b8%ad%e6%80%8e%e4%b9%88%e6%8a%8a%e5%85%83%e7%b4%a0%e5%ad%98%e8%bf%9b%e6%95%b0%e7%bb%84-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/66601\/","title":{"rendered":"java\u4e2d\u600e\u4e48\u628a\u5143\u7d20\u5b58\u8fdb\u6570\u7ec4"},"content":{"rendered":"

\n \u5728 java \u4e2d\uff0c\u5c06\u5143\u7d20\u5b58\u50a8\u5230\u6570\u7ec4\u4e2d\u9700\u8981\u4f7f\u7528\u6570\u7ec4\u540d[\u7d22\u5f15] = \u5143\u7d20\u503c;\u3002\u5177\u4f53\u6b65\u9aa4\u5305\u62ec\uff1a1. \u58f0\u660e\u6570\u7ec4\uff1a\u5b9a\u4e49\u6570\u7ec4\u7c7b\u578b\u548c\u957f\u5ea6\uff1b2. \u521d\u59cb\u5316\u6570\u7ec4\uff1a\u4f7f\u7528\u6570\u7ec4\u521d\u59cb\u5316\u5668\u6216\u5faa\u73af\u63d2\u5165\u5143\u7d20\uff1b3. \u8bbf\u95ee\u5143\u7d20\uff1a\u901a\u8fc7\u7d22\u5f15\u53f7\u8bbf\u95ee\u6570\u7ec4\u5143\u7d20\u3002\n<\/p><\/blockquote>\n

\"java\u4e2d\u600e\u4e48\u628a\u5143\u7d20\u5b58\u8fdb\u6570\u7ec4\u63d2\u56fe\"<\/p>\n

\u5982\u4f55\u5728 Java \u4e2d\u5c06\u5143\u7d20\u5b58\u50a8\u5230\u6570\u7ec4\u4e2d<\/strong><\/p>\n

\u5728 Java \u4e2d\uff0c\u5c06\u5143\u7d20\u5b58\u50a8\u5230\u6570\u7ec4\u7684\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n

\u6570\u7ec4\u540d[\u7d22\u5f15] = \u5143\u7d20\u503c;<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u6b65\u9aa4\uff1a<\/strong><\/p>\n
    \n
  1.  \u58f0\u660e\u6570\u7ec4\uff1a<\/strong>\u5b9a\u4e49\u4e00\u4e2a\u6307\u5b9a\u7c7b\u578b\u7684\u6570\u7ec4\uff0c\u5e76\u6307\u5b9a\u5176\u957f\u5ea6\u3002\u4f8b\u5982\uff1a<\/li>\n<\/ol>\n
    int[] intArray = new int[5]; \/\/ \u58f0\u660e\u4e00\u4e2a\u957f\u5ea6\u4e3a 5 \u7684 int \u578b\u6570\u7ec4<\/pre>\n
     \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
      \n
    1.  \u521d\u59cb\u5316\u6570\u7ec4\uff1a<\/strong>\u4f7f\u7528\u6570\u7ec4\u521d\u59cb\u5316\u5668\u6216\u5faa\u73af\u5c06\u5143\u7d20\u63d2\u5165\u6570\u7ec4\u3002<\/li>\n<\/ol>\n
      \u65b9\u6cd5 1\uff1a\u6570\u7ec4\u521d\u59cb\u5316\u5668<\/strong><\/p>\n
      \u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n
      int[] intArray = {1, 2, 3, 4, 5};<\/pre>\n
       \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
      \u65b9\u6cd5 2\uff1a\u5faa\u73af<\/strong><\/p>\n
      for (int i = 0; i < intArray.length; i++) {\n    intArray[i] = i + 1;\n}<\/pre>\n
       \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
        \n
      1.  \u8bbf\u95ee\u5143\u7d20\uff1a<\/strong>\u53ef\u4ee5\u4f7f\u7528\u7d22\u5f15\u53f7\u8bbf\u95ee\u6570\u7ec4\u5143\u7d20\u3002\u4f8b\u5982\uff1a<\/li>\n<\/ol>\n
        System.out.println(intArray[2]); \/\/ \u8f93\u51fa\u6570\u7ec4\u4e2d\u7d22\u5f15\u4e3a 2 \u7684\u5143\u7d20\uff0c\u5373 3<\/pre>\n
         \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
        \u6ce8\u610f\u4e8b\u9879\uff1a<\/strong><\/p>\n
          \n
        • \u7d22\u5f15\u53f7\u4ece 0 \u5f00\u59cb\u3002<\/li>\n
        • \u6570\u7ec4\u957f\u5ea6\u5728\u58f0\u660e\u65f6\u786e\u5b9a\uff0c\u4e0d\u80fd\u52a8\u6001\u66f4\u6539\u3002<\/li>\n
        • \u5c1d\u8bd5\u8bbf\u95ee\u8d85\u51fa\u6570\u7ec4\u8303\u56f4\u7684\u7d22\u5f15\u4f1a\u5f15\u53d1 ArrayIndexOutOfBoundsException \u5f02\u5e38\u3002<\/li>\n<\/ul>\n
          \u4ee5\u4e0a\u5c31\u662fjava\u4e2d\u600e\u4e48\u628a\u5143\u7d20\u5b58\u8fdb\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\u5c06\u5143\u7d20\u5b58\u50a8\u5230\u6570\u7ec4\u4e2d\u9700\u8981\u4f7f\u7528\u6570\u7ec4\u540d[\u7d22\u5f15] = \u5143\u7d20\u503c;\u3002\u5177\u4f53\u6b65\u9aa4\u5305\u62ec\uff1a1. \u58f0\u660e\u6570\u7ec4\uff1a\u5b9a\u4e49\u6570\u7ec4\u7c7b\u578b\u548c\u957f\u5ea6\uff1b2. \u521d\u59cb\u5316\u6570\u7ec4\uff1a\u4f7f\u7528\u6570\u7ec4\u521d\u59cb\u5316\u5668\u6216\u5faa\u73af\u63d2\u5165\u5143\u7d20\uff1b3. \u8bbf\u95ee\u5143\u7d20\uff1a\u901a\u8fc7\u7d22\u5f15\u53f7\u8bbf\u95ee\u6570\u7ec4\u5143\u7d20\u3002 \u5982\u4f55\u5728 Java \u4e2d\u5c06\u5143\u7d20\u5b58\u50a8\u5230\u6570\u7ec4\u4e2d \u5728 Java \u4e2d\uff0c\u5c06\u5143\u7d20\u5b58\u50a8\u5230\u6570\u7ec4\u7684\u8bed\u6cd5\u5982\u4e0b\uff1a \u6570\u7ec4\u540d[\u7d22\u5f15] = \u5143\u7d20\u503c; \u767b\u5f55\u540e\u590d\u5236 \u6b65\u9aa4\uff1a \u58f0\u660e\u6570\u7ec4\uff1a\u5b9a\u4e49\u4e00\u4e2a\u6307\u5b9a\u7c7b\u578b\u7684\u6570\u7ec4\uff0c\u5e76\u6307\u5b9a\u5176\u957f\u5ea6\u3002\u4f8b\u5982\uff1a int[] intArray = new int[5]; \/\/ \u58f0\u660e\u4e00\u4e2a\u957f\u5ea6\u4e3a 5 \u7684 int \u578b\u6570\u7ec4 \u767b\u5f55\u540e\u590d\u5236 \u521d\u59cb\u5316\u6570\u7ec4\uff1a\u4f7f\u7528\u6570\u7ec4\u521d\u59cb\u5316\u5668\u6216\u5faa\u73af\u5c06\u5143\u7d20\u63d2\u5165\u6570\u7ec4\u3002 \u65b9\u6cd5 1\uff1a\u6570\u7ec4\u521d\u59cb\u5316\u5668 \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b int[] intArray = {1, 2, 3, 4, 5}; \u767b\u5f55\u540e\u590d\u5236 \u65b9\u6cd5 2\uff1a\u5faa\u73af for (int i = 0; i < intArray.length; […]<\/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-66601","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/66601","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=66601"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/66601\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=66601"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=66601"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=66601"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}