{"id":39737,"date":"2024-11-26T11:42:19","date_gmt":"2024-11-26T03:42:19","guid":{"rendered":"https:\/\/fwq.ai\/blog\/39737\/"},"modified":"2024-11-26T11:42:19","modified_gmt":"2024-11-26T03:42:19","slug":"java%e4%b8%ad%e6%80%8e%e4%b9%88%e5%8e%bb%e6%94%b9%e5%8f%98%e6%95%b0%e7%bb%84%e7%9a%84%e5%80%bc","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/39737\/","title":{"rendered":"java\u4e2d\u600e\u4e48\u53bb\u6539\u53d8\u6570\u7ec4\u7684\u503c"},"content":{"rendered":"<blockquote><p>\n  \u5728 java \u4e2d\uff0c\u901a\u8fc7\u786e\u5b9a\u7d22\u5f15\u3001\u4f7f\u7528\u7d22\u5f15\u8bbf\u95ee\u5143\u7d20\u5e76\u4f7f\u7528\u8d4b\u503c\u8fd0\u7b97\u7b26 (=)\uff0c\u53ef\u4ee5\u8f7b\u677e\u4fee\u6539\u6570\u7ec4\u7684\u503c\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/17\/2024111709121843512.jpg\" class=\"aligncenter\" title=\"java\u4e2d\u600e\u4e48\u53bb\u6539\u53d8\u6570\u7ec4\u7684\u503c\u63d2\u56fe\" alt=\"java\u4e2d\u600e\u4e48\u53bb\u6539\u53d8\u6570\u7ec4\u7684\u503c\u63d2\u56fe\" \/><\/p>\n<p><strong>\u5982\u4f55\u6539\u53d8 Java \u6570\u7ec4\u7684\u503c<\/strong><\/p>\n<p>\u5728 Java \u4e2d\uff0c\u6570\u7ec4\u662f\u4e00\u79cd\u5b58\u50a8\u4e00\u7ec4\u76f8\u540c\u7c7b\u578b\u5143\u7d20\u7684\u6570\u636e\u7ed3\u6784\u3002\u6bcf\u4e2a\u5143\u7d20\u90fd\u6709\u4e00\u4e2a\u7d22\u5f15\uff0c\u4ece 0 \u5f00\u59cb\u3002\u53ef\u4ee5\u901a\u8fc7\u4f7f\u7528\u7d22\u5f15\u6765\u8bbf\u95ee\u548c\u4fee\u6539\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\u3002<\/p>\n<p><strong>\u6b65\u9aa4\uff1a<\/strong><\/p>\n<ol>\n<li> <strong>\u786e\u5b9a\u7d22\u5f15\uff1a<\/strong>\u786e\u5b9a\u8981\u66f4\u6539\u7684\u5143\u7d20\u7684\u7d22\u5f15\u3002<\/li>\n<li> <strong>\u4f7f\u7528\u7d22\u5f15\u8bbf\u95ee\u5143\u7d20\uff1a<\/strong>\u4f7f\u7528\u65b9\u62ec\u53f7 [] \u8fd0\u7b97\u7b26\u548c\u7d22\u5f15\u6765\u8bbf\u95ee\u8be5\u5143\u7d20\u3002\u4f8b\u5982\uff0c\u8981\u8bbf\u95ee\u6570\u7ec4\u4e2d\u7684\u7b2c\u4e8c\u4e2a\u5143\u7d20\uff0c\u53ef\u4ee5\u4f7f\u7528 arr[1]\u3002<\/li>\n<li> <strong>\u8d4b\u503c\u65b0\u503c\uff1a<\/strong>\u4f7f\u7528\u8d4b\u503c\u8fd0\u7b97\u7b26 (=) \u5c06\u65b0\u503c\u5206\u914d\u7ed9\u8be5\u5143\u7d20\u3002\u4f8b\u5982\uff0c\u8981\u5c06\u6570\u7ec4\u4e2d\u7684\u7b2c\u4e8c\u4e2a\u5143\u7d20\u66f4\u6539\u4e3a 10\uff0c\u53ef\u4ee5\u4f7f\u7528 arr[1] = 10;\u3002<\/li>\n<\/ol>\n<p><strong>\u793a\u4f8b\uff1a<\/strong><\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<pre>int[] arr = {1, 2, 3, 4, 5};\n\n\/\/ \u6539\u53d8\u6570\u7ec4\u4e2d\u7d22\u5f15\u4e3a 2 \u7684\u5143\u7d20\u4e3a 10\narr[2] = 10;\n\n\/\/ \u6253\u5370\u66f4\u65b0\u540e\u7684\u6570\u7ec4\nfor (int element : arr) {\n    System.out.println(element);\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u6ce8\u610f\uff1a<\/strong><\/p>\n<ul>\n<li>\u7d22\u5f15\u8d85\u51fa\u8303\u56f4\u5c06\u5bfc\u81f4 IndexOutOfBoundsException\u3002<\/li>\n<li>\u6570\u7ec4\u7684\u5927\u5c0f\u662f\u56fa\u5b9a\u7684\uff0c\u4e0d\u80fd\u589e\u52a0\u6216\u51cf\u5c11\u3002<\/li>\n<li>\u5982\u679c\u8981\u521b\u5efa\u53ef\u8c03\u6574\u5927\u5c0f\u7684\u6570\u7ec4\uff0c\u53ef\u4ee5\u4f7f\u7528 ArrayList \u6216 LinkedList \u7b49\u96c6\u5408\u7c7b\u3002<\/li>\n<\/ul>\n<p>\u4ee5\u4e0a\u5c31\u662fjava\u4e2d\u600e\u4e48\u53bb\u6539\u53d8\u6570\u7ec4\u7684\u503c\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":"<p>\u5728 java \u4e2d\uff0c\u901a\u8fc7\u786e\u5b9a\u7d22\u5f15\u3001\u4f7f\u7528\u7d22\u5f15\u8bbf\u95ee\u5143\u7d20\u5e76\u4f7f\u7528\u8d4b\u503c\u8fd0\u7b97\u7b26 (=)\uff0c\u53ef\u4ee5\u8f7b\u677e\u4fee\u6539\u6570\u7ec4\u7684\u503c\u3002 \u5982\u4f55\u6539\u53d8 Java \u6570\u7ec4\u7684\u503c \u5728 Java \u4e2d\uff0c\u6570\u7ec4\u662f\u4e00\u79cd\u5b58\u50a8\u4e00\u7ec4\u76f8\u540c\u7c7b\u578b\u5143\u7d20\u7684\u6570\u636e\u7ed3\u6784\u3002\u6bcf\u4e2a\u5143\u7d20\u90fd\u6709\u4e00\u4e2a\u7d22\u5f15\uff0c\u4ece 0 \u5f00\u59cb\u3002\u53ef\u4ee5\u901a\u8fc7\u4f7f\u7528\u7d22\u5f15\u6765\u8bbf\u95ee\u548c\u4fee\u6539\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\u3002 \u6b65\u9aa4\uff1a \u786e\u5b9a\u7d22\u5f15\uff1a\u786e\u5b9a\u8981\u66f4\u6539\u7684\u5143\u7d20\u7684\u7d22\u5f15\u3002 \u4f7f\u7528\u7d22\u5f15\u8bbf\u95ee\u5143\u7d20\uff1a\u4f7f\u7528\u65b9\u62ec\u53f7 [] \u8fd0\u7b97\u7b26\u548c\u7d22\u5f15\u6765\u8bbf\u95ee\u8be5\u5143\u7d20\u3002\u4f8b\u5982\uff0c\u8981\u8bbf\u95ee\u6570\u7ec4\u4e2d\u7684\u7b2c\u4e8c\u4e2a\u5143\u7d20\uff0c\u53ef\u4ee5\u4f7f\u7528 arr[1]\u3002 \u8d4b\u503c\u65b0\u503c\uff1a\u4f7f\u7528\u8d4b\u503c\u8fd0\u7b97\u7b26 (=) \u5c06\u65b0\u503c\u5206\u914d\u7ed9\u8be5\u5143\u7d20\u3002\u4f8b\u5982\uff0c\u8981\u5c06\u6570\u7ec4\u4e2d\u7684\u7b2c\u4e8c\u4e2a\u5143\u7d20\u66f4\u6539\u4e3a 10\uff0c\u53ef\u4ee5\u4f7f\u7528 arr[1] = 10;\u3002 \u793a\u4f8b\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b int[] arr = {1, 2, 3, 4, 5}; \/\/ \u6539\u53d8\u6570\u7ec4\u4e2d\u7d22\u5f15\u4e3a 2 \u7684\u5143\u7d20\u4e3a 10 arr[2] = 10; \/\/ \u6253\u5370\u66f4\u65b0\u540e\u7684\u6570\u7ec4 for (int element : arr) { System.out.println(element); } \u767b\u5f55\u540e\u590d\u5236 \u6ce8\u610f\uff1a [&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-39737","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/39737","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=39737"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/39737\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=39737"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=39737"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=39737"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}