{"id":65333,"date":"2025-05-03T15:45:54","date_gmt":"2025-05-03T07:45:54","guid":{"rendered":"https:\/\/fwq.ai\/blog\/65333\/"},"modified":"2025-05-03T15:45:54","modified_gmt":"2025-05-03T07:45:54","slug":"java%e6%95%b0%e7%bb%84%e6%80%8e%e4%b9%88%e5%8f%96%e4%b8%8b%e6%a0%87-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/65333\/","title":{"rendered":"java\u6570\u7ec4\u600e\u4e48\u53d6\u4e0b\u6807"},"content":{"rendered":"<blockquote><p>\n  java \u6570\u7ec4\u5143\u7d20\u4e0b\u6807\u4ece 0 \u5f00\u59cb\u83b7\u53d6\uff0c\u65b9\u6cd5\u662f\u4f7f\u7528\u65b9\u62ec\u53f7 [] \u8fd0\u7b97\u7b26\uff0c\u4f8b\u5982\uff1aint[] numbers = {1, 3, 5, 7, 9}; int index = 1; int element = numbers[index]; \/\/ 3\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/12\/2024111220511787467.jpg\" class=\"aligncenter\" title=\"java\u6570\u7ec4\u600e\u4e48\u53d6\u4e0b\u6807\u63d2\u56fe\" alt=\"java\u6570\u7ec4\u600e\u4e48\u53d6\u4e0b\u6807\u63d2\u56fe\" \/><\/p>\n<p><strong>Java \u6570\u7ec4\u53d6\u4e0b\u6807<\/strong><\/p>\n<p>Java \u6570\u7ec4\u662f\u4e00\u79cd\u7528\u4e8e\u5b58\u50a8\u76f8\u540c\u6570\u636e\u7c7b\u578b\u591a\u4e2a\u503c\u7684\u6570\u636e\u7ed3\u6784\u3002\u8981\u8bbf\u95ee\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\uff0c\u9700\u8981\u4f7f\u7528\u5143\u7d20\u5728\u6570\u7ec4\u4e2d\u7684\u7d22\u5f15\uff08\u4e0b\u6807\uff09\u3002<\/p>\n<p><strong>\u5982\u4f55\u53d6\u4e0b\u6807<\/strong><\/p>\n<p>\u8981\u83b7\u53d6\u6570\u7ec4\u4e2d\u5143\u7d20\u7684\u4e0b\u6807\uff0c\u53ef\u4ee5\u4f7f\u7528\u65b9\u62ec\u53f7 [] \u8fd0\u7b97\u7b26\uff0c\u5176\u4e2d\u7d22\u5f15\u4ece 0 \u5f00\u59cb\u3002\u4f8b\u5982\uff1a<\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<pre>int[] numbers = {1, 3, 5, 7, 9};\nint index = 1;\nint element = numbers[index]; \/\/ \u83b7\u53d6\u7d22\u5f15\u4e3a 1 \u7684\u5143\u7d20\uff0c\u5373 3<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u6ce8\u610f\u4e8b\u9879<\/strong><\/p>\n<ul>\n<li>\u6570\u7ec4\u7d22\u5f15\u4ece 0 \u5f00\u59cb\u3002<\/li>\n<li>\u7d22\u5f15\u4e0d\u80fd\u8d85\u8fc7\u6570\u7ec4\u7684\u957f\u5ea6 &#8211; 1\u3002<\/li>\n<li>\u5c1d\u8bd5\u8bbf\u95ee\u8d85\u51fa\u8303\u56f4\u7684\u7d22\u5f15\u4f1a\u5bfc\u81f4 <strong>ArrayIndexOutOfBoundsException<\/strong>\u3002<\/li>\n<\/ul>\n<p><strong>\u4f7f\u7528\u793a\u4f8b<\/strong><\/p>\n<p>\u5047\u8bbe\u6211\u4eec\u6709\u4e00\u4e2a\u540d\u4e3a names \u7684\uff0c\u5176\u4e2d\u5305\u542b\u4ee5\u4e0b\u5143\u7d20\uff1a<\/p>\n<pre>{\"John\", \"Mary\", \"Bob\", \"Alice\", \"Tom\"}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u4e0b\u6807\u6765\u83b7\u53d6\u6570\u7ec4\u4e2d\u7684\u6bcf\u4e2a\u5143\u7d20\uff1a<\/p>\n<pre>for (int i = 0; i &lt; names.length; i++) {\n    System.out.println(names[i]);\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u8f93\u51fa\uff1a<\/p>\n<pre>John\nMary\nBob\nAlice\nTom<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fjava\u6570\u7ec4\u600e\u4e48\u53d6\u4e0b\u6807\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 \u6570\u7ec4\u5143\u7d20\u4e0b\u6807\u4ece 0 \u5f00\u59cb\u83b7\u53d6\uff0c\u65b9\u6cd5\u662f\u4f7f\u7528\u65b9\u62ec\u53f7 [] \u8fd0\u7b97\u7b26\uff0c\u4f8b\u5982\uff1aint[] numbers = {1, 3, 5, 7, 9}; int index = 1; int element = numbers[index]; \/\/ 3 Java \u6570\u7ec4\u53d6\u4e0b\u6807 Java \u6570\u7ec4\u662f\u4e00\u79cd\u7528\u4e8e\u5b58\u50a8\u76f8\u540c\u6570\u636e\u7c7b\u578b\u591a\u4e2a\u503c\u7684\u6570\u636e\u7ed3\u6784\u3002\u8981\u8bbf\u95ee\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\uff0c\u9700\u8981\u4f7f\u7528\u5143\u7d20\u5728\u6570\u7ec4\u4e2d\u7684\u7d22\u5f15\uff08\u4e0b\u6807\uff09\u3002 \u5982\u4f55\u53d6\u4e0b\u6807 \u8981\u83b7\u53d6\u6570\u7ec4\u4e2d\u5143\u7d20\u7684\u4e0b\u6807\uff0c\u53ef\u4ee5\u4f7f\u7528\u65b9\u62ec\u53f7 [] \u8fd0\u7b97\u7b26\uff0c\u5176\u4e2d\u7d22\u5f15\u4ece 0 \u5f00\u59cb\u3002\u4f8b\u5982\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b int[] numbers = {1, 3, 5, 7, 9}; int index = 1; int element = numbers[index]; \/\/ \u83b7\u53d6\u7d22\u5f15\u4e3a 1 \u7684\u5143\u7d20\uff0c\u5373 3 [&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-65333","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/65333","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=65333"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/65333\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=65333"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=65333"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=65333"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}