{"id":37831,"date":"2024-11-26T17:17:12","date_gmt":"2024-11-26T09:17:12","guid":{"rendered":"https:\/\/fwq.ai\/blog\/37831\/"},"modified":"2024-11-26T17:17:12","modified_gmt":"2024-11-26T09:17:12","slug":"java%e9%87%8c%e9%9d%a2%e7%9a%84%e6%95%b0%e7%bb%84%e6%80%8e%e4%b9%88%e5%88%9b%e9%80%a0","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/37831\/","title":{"rendered":"java\u91cc\u9762\u7684\u6570\u7ec4\u600e\u4e48\u521b\u9020"},"content":{"rendered":"

\n java\u4e2d\u521b\u5efa\u6570\u7ec4\u7684\u65b9\u6cd5\uff1a\u58f0\u660e\u6570\u7ec4\u53d8\u91cf\uff0c\u6307\u5b9a\u6570\u636e\u7c7b\u578b\u548c\u6570\u7ec4\u540d\u3002\u4f7f\u7528new\u8fd0\u7b97\u7b26\u521b\u5efa\u6570\u7ec4\uff0c\u6307\u5b9a\u6570\u7ec4\u957f\u5ea6\u3002\u4f7f\u7528\u6570\u7ec4\u7d22\u5f15\u8bbf\u95ee\u548c\u4fee\u6539\u6570\u7ec4\u5143\u7d20\u3002\n<\/p><\/blockquote>\n

\"java\u91cc\u9762\u7684\u6570\u7ec4\u600e\u4e48\u521b\u9020\u63d2\u56fe\"<\/p>\n

Java \u4e2d\u521b\u5efa\u6570\u7ec4\u7684\u65b9\u6cd5<\/strong><\/p>\n

Java \u4e2d\u521b\u5efa\u6570\u7ec4\u7684\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n

\u6570\u636e\u7c7b\u578b[] \u6570\u7ec4\u540d = new \u6570\u636e\u7c7b\u578b[\u6570\u7ec4\u957f\u5ea6];<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u4f8b\u5982\uff1a<\/p>\n
int[] numbers = new int[5];<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u8fd9\u5c06\u521b\u5efa\u4e00\u4e2a\u5305\u542b 5 \u4e2a\u6574\u6570\u5143\u7d20\u7684\u6570\u7ec4\u3002<\/p>\n
\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n
\u521b\u5efa\u6570\u7ec4\u7684\u6b65\u9aa4\uff1a<\/strong><\/p>\n
    \n
  1.  \u58f0\u660e\u6570\u7ec4\u53d8\u91cf\uff1a<\/strong>\u58f0\u660e\u4e00\u4e2a\u53d8\u91cf\u6765\u5b58\u50a8\u6570\u7ec4\uff0c\u5e76\u6307\u5b9a\u5176\u6570\u636e\u7c7b\u578b\u3002<\/li>\n
  2.  \u4f7f\u7528 new \u8fd0\u7b97\u7b26\u521b\u5efa\u6570\u7ec4\uff1a<\/strong>\u4f7f\u7528 new \u8fd0\u7b97\u7b26\u521b\u5efa\u4e00\u4e2a\u65b0\u6570\u7ec4\uff0c\u5e76\u6307\u5b9a\u5176\u957f\u5ea6\u3002<\/li>\n
  3.  \u521d\u59cb\u5316\u6570\u7ec4\u5143\u7d20\uff1a<\/strong>\u4f7f\u7528\u6570\u7ec4\u7d22\u5f15\u8bbf\u95ee\u548c\u4fee\u6539\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\u3002<\/li>\n<\/ol>\n
    \u793a\u4f8b\uff1a<\/strong><\/p>\n
    \u8ba9\u6211\u4eec\u521b\u5efa\u4e00\u4e2a\u5305\u542b 5 \u4e2a\u5143\u7d20\u7684\u6574\u6570\u6570\u7ec4\u5e76\u5c06\u5176\u521d\u59cb\u5316\uff1a<\/p>\n
    int[] numbers = new int[5];\nnumbers[0] = 10;\nnumbers[1] = 20;\nnumbers[2] = 30;\nnumbers[3] = 40;\nnumbers[4] = 50;<\/pre>\n
     \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
    \u73b0\u5728\uff0c\u6570\u7ec4 numbers \u4e2d\u5305\u542b\u4e86 [10, 20, 30, 40, 50]\u3002<\/p>\n
    \u6ce8\u610f\uff1a<\/strong><\/p>\n
      \n
    • \u6570\u7ec4\u7684\u957f\u5ea6\u4e00\u65e6\u521b\u5efa\u5c31\u65e0\u6cd5\u66f4\u6539\u3002<\/li>\n
    • \u6570\u7ec4\u5143\u7d20\u7684\u7d22\u5f15\u4ece 0 \u5f00\u59cb\u5230\u6570\u7ec4\u957f\u5ea6 – 1\u3002<\/li>\n
    • \u5c1d\u8bd5\u8bbf\u95ee\u6570\u7ec4\u8d85\u51fa\u5176\u957f\u5ea6\u7684\u7d22\u5f15\u4f1a\u5f15\u53d1 ArrayIndexOutOfBoundsException\u3002<\/li>\n<\/ul>\n
      \u4ee5\u4e0a\u5c31\u662fjava\u91cc\u9762\u7684\u6570\u7ec4\u600e\u4e48\u521b\u9020\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\u4e2d\u521b\u5efa\u6570\u7ec4\u7684\u65b9\u6cd5\uff1a\u58f0\u660e\u6570\u7ec4\u53d8\u91cf\uff0c\u6307\u5b9a\u6570\u636e\u7c7b\u578b\u548c\u6570\u7ec4\u540d\u3002\u4f7f\u7528new\u8fd0\u7b97\u7b26\u521b\u5efa\u6570\u7ec4\uff0c\u6307\u5b9a\u6570\u7ec4\u957f\u5ea6\u3002\u4f7f\u7528\u6570\u7ec4\u7d22\u5f15\u8bbf\u95ee\u548c\u4fee\u6539\u6570\u7ec4\u5143\u7d20\u3002 Java \u4e2d\u521b\u5efa\u6570\u7ec4\u7684\u65b9\u6cd5 Java \u4e2d\u521b\u5efa\u6570\u7ec4\u7684\u8bed\u6cd5\u5982\u4e0b\uff1a \u6570\u636e\u7c7b\u578b[] \u6570\u7ec4\u540d = new \u6570\u636e\u7c7b\u578b[\u6570\u7ec4\u957f\u5ea6]; \u767b\u5f55\u540e\u590d\u5236 \u4f8b\u5982\uff1a int[] numbers = new int[5]; \u767b\u5f55\u540e\u590d\u5236 \u8fd9\u5c06\u521b\u5efa\u4e00\u4e2a\u5305\u542b 5 \u4e2a\u6574\u6570\u5143\u7d20\u7684\u6570\u7ec4\u3002 \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b \u521b\u5efa\u6570\u7ec4\u7684\u6b65\u9aa4\uff1a \u58f0\u660e\u6570\u7ec4\u53d8\u91cf\uff1a\u58f0\u660e\u4e00\u4e2a\u53d8\u91cf\u6765\u5b58\u50a8\u6570\u7ec4\uff0c\u5e76\u6307\u5b9a\u5176\u6570\u636e\u7c7b\u578b\u3002 \u4f7f\u7528 new \u8fd0\u7b97\u7b26\u521b\u5efa\u6570\u7ec4\uff1a\u4f7f\u7528 new \u8fd0\u7b97\u7b26\u521b\u5efa\u4e00\u4e2a\u65b0\u6570\u7ec4\uff0c\u5e76\u6307\u5b9a\u5176\u957f\u5ea6\u3002 \u521d\u59cb\u5316\u6570\u7ec4\u5143\u7d20\uff1a\u4f7f\u7528\u6570\u7ec4\u7d22\u5f15\u8bbf\u95ee\u548c\u4fee\u6539\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\u3002 \u793a\u4f8b\uff1a \u8ba9\u6211\u4eec\u521b\u5efa\u4e00\u4e2a\u5305\u542b 5 \u4e2a\u5143\u7d20\u7684\u6574\u6570\u6570\u7ec4\u5e76\u5c06\u5176\u521d\u59cb\u5316\uff1a int[] numbers = new int[5]; numbers[0] = 10; numbers[1] = 20; numbers[2] = 30; numbers[3] = 40; numbers[4] = 50; \u767b\u5f55\u540e\u590d\u5236 […]<\/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-37831","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/37831","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=37831"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/37831\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=37831"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=37831"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=37831"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}