{"id":64273,"date":"2025-05-03T15:10:10","date_gmt":"2025-05-03T07:10:10","guid":{"rendered":"https:\/\/fwq.ai\/blog\/64273\/"},"modified":"2025-05-03T15:10:10","modified_gmt":"2025-05-03T07:10:10","slug":"java%e4%b8%ad%e4%ba%8c%e9%98%b6%e6%95%b0%e7%bb%84%e6%80%8e%e4%b9%88%e5%ae%9a%e4%b9%89-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/64273\/","title":{"rendered":"java\u4e2d\u4e8c\u9636\u6570\u7ec4\u600e\u4e48\u5b9a\u4e49"},"content":{"rendered":"

\n java \u4e2d\u5b9a\u4e49\u4e8c\u7ef4\u6570\u7ec4\u7684\u6b65\u9aa4\uff1a1\uff09\u58f0\u660e\u6570\u7ec4\u7c7b\u578b\uff1aint[][] arrayname = new introws\uff1b2\uff09\u521b\u5efa\u6570\u7ec4\uff1aint[][] myarray = new int3\uff1b3\uff09\u8bbf\u95ee\u6570\u7ec4\u5143\u7d20\uff1amyarrayrow = value\u3002\n<\/p><\/blockquote>\n

\"java\u4e2d\u4e8c\u9636\u6570\u7ec4\u600e\u4e48\u5b9a\u4e49\u63d2\u56fe\"<\/p>\n

Java \u4e2d\u5b9a\u4e49\u4e8c\u7ef4\u6570\u7ec4<\/strong><\/p>\n

\u4e8c\u7ef4\u6570\u7ec4\u662f\u4e00\u79cd\u6570\u636e\u7ed3\u6784\uff0c\u5b83\u5b58\u50a8\u4e00\u4e2a\u5177\u6709\u884c\u5217\u7ec4\u7ec7\u7684\u6570\u636e\u5143\u7d20\u96c6\u5408\u3002\u5728 Java \u4e2d\uff0c\u4f7f\u7528\u4ee5\u4e0b\u6b65\u9aa4\u5b9a\u4e49\u4e00\u4e2a\u4e8c\u7ef4\u6570\u7ec4\uff1a<\/p>\n

\u8bed\u6cd5\uff1a<\/strong><\/p>\n

int[][] arrayName = new int[rows][columns];<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u6b65\u9aa4\uff1a<\/strong><\/p>\n
\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n
    \n
  1. \u58f0\u660e\u6570\u7ec4\u7c7b\u578b\uff1a\u4f7f\u7528 int[][] \u58f0\u660e\u4e00\u4e2a\u4e8c\u7ef4\u6574\u6570\u6570\u7ec4\u3002\u7b2c\u4e00\u4e2a\u65b9\u62ec\u53f7\u8868\u793a\u6570\u7ec4\u7684\u884c<\/strong>\uff0c\u7b2c\u4e8c\u4e2a\u65b9\u62ec\u53f7\u8868\u793a\u6570\u7ec4\u7684\u5217<\/strong>\u3002<\/li>\n
  2. \u521b\u5efa\u6570\u7ec4\uff1a\u4f7f\u7528 new \u5173\u952e\u5b57\u521b\u5efa\u6570\u7ec4\uff0c\u6307\u5b9a\u884c\u6570\u548c\u5217\u6570\u3002<\/li>\n<\/ol>\n
    \u4f8b\u5982\uff0c\u8981\u521b\u5efa\u4e00\u4e2a\u5177\u6709 3 \u884c 4 \u5217\u7684\u6574\u6570\u4e8c\u7ef4\u6570\u7ec4\uff0c\u53ef\u4ee5\u8fd9\u6837\u5b9a\u4e49\uff1a<\/p>\n
    int[][] myArray = new int[3][4];<\/pre>\n
     \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
    \u8bbf\u95ee\u6570\u7ec4\u5143\u7d20\uff1a<\/strong><\/p>\n
    \u8981\u8bbf\u95ee\u4e8c\u7ef4\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\uff0c\u8bf7\u4f7f\u7528 row \u548c column \u7d22\u5f15\uff1a<\/p>\n
    myArray[row][column] = value;<\/pre>\n
     \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
    \u4f8b\u5982\uff0c\u8981\u5c06 myArray \u4e2d\u7b2c\u4e00\u884c\u7b2c\u4e8c\u5217\u7684\u503c\u8bbe\u7f6e\u4e3a 10\uff0c\u53ef\u4ee5\u4f7f\u7528\uff1a<\/p>\n
    myArray[0][1] = 10;<\/pre>\n
     \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
    \u4ee5\u4e0a\u5c31\u662fjava\u4e2d\u4e8c\u9636\u6570\u7ec4\u600e\u4e48\u5b9a\u4e49\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8IDCBABY\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
    java \u4e2d\u5b9a\u4e49\u4e8c\u7ef4\u6570\u7ec4\u7684\u6b65\u9aa4\uff1a1\uff09\u58f0\u660e\u6570\u7ec4\u7c7b\u578b\uff1aint[][] arrayname = new introws\uff1b2\uff09\u521b\u5efa\u6570\u7ec4\uff1aint[][] myarray = new int3\uff1b3\uff09\u8bbf\u95ee\u6570\u7ec4\u5143\u7d20\uff1amyarrayrow = value\u3002 Java \u4e2d\u5b9a\u4e49\u4e8c\u7ef4\u6570\u7ec4 \u4e8c\u7ef4\u6570\u7ec4\u662f\u4e00\u79cd\u6570\u636e\u7ed3\u6784\uff0c\u5b83\u5b58\u50a8\u4e00\u4e2a\u5177\u6709\u884c\u5217\u7ec4\u7ec7\u7684\u6570\u636e\u5143\u7d20\u96c6\u5408\u3002\u5728 Java \u4e2d\uff0c\u4f7f\u7528\u4ee5\u4e0b\u6b65\u9aa4\u5b9a\u4e49\u4e00\u4e2a\u4e8c\u7ef4\u6570\u7ec4\uff1a \u8bed\u6cd5\uff1a int[][] arrayName = new int[rows][columns]; \u767b\u5f55\u540e\u590d\u5236 \u6b65\u9aa4\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b \u58f0\u660e\u6570\u7ec4\u7c7b\u578b\uff1a\u4f7f\u7528 int[][] \u58f0\u660e\u4e00\u4e2a\u4e8c\u7ef4\u6574\u6570\u6570\u7ec4\u3002\u7b2c\u4e00\u4e2a\u65b9\u62ec\u53f7\u8868\u793a\u6570\u7ec4\u7684\u884c\uff0c\u7b2c\u4e8c\u4e2a\u65b9\u62ec\u53f7\u8868\u793a\u6570\u7ec4\u7684\u5217\u3002 \u521b\u5efa\u6570\u7ec4\uff1a\u4f7f\u7528 new \u5173\u952e\u5b57\u521b\u5efa\u6570\u7ec4\uff0c\u6307\u5b9a\u884c\u6570\u548c\u5217\u6570\u3002 \u4f8b\u5982\uff0c\u8981\u521b\u5efa\u4e00\u4e2a\u5177\u6709 3 \u884c 4 \u5217\u7684\u6574\u6570\u4e8c\u7ef4\u6570\u7ec4\uff0c\u53ef\u4ee5\u8fd9\u6837\u5b9a\u4e49\uff1a int[][] myArray = new int[3][4]; \u767b\u5f55\u540e\u590d\u5236 \u8bbf\u95ee\u6570\u7ec4\u5143\u7d20\uff1a \u8981\u8bbf\u95ee\u4e8c\u7ef4\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\uff0c\u8bf7\u4f7f\u7528 row \u548c column \u7d22\u5f15\uff1a myArray[row][column] = value; \u767b\u5f55\u540e\u590d\u5236 \u4f8b\u5982\uff0c\u8981\u5c06 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-64273","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/64273","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=64273"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/64273\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=64273"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=64273"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=64273"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}