{"id":39793,"date":"2024-11-26T13:13:20","date_gmt":"2024-11-26T05:13:20","guid":{"rendered":"https:\/\/fwq.ai\/blog\/39793\/"},"modified":"2024-11-26T13:13:20","modified_gmt":"2024-11-26T05:13:20","slug":"java%e6%80%8e%e4%b9%88%e5%bb%ba%e7%ab%8b%e4%b8%80%e4%b8%aa%e9%a1%ba%e5%ba%8f%e8%a1%a8%e6%95%b0%e7%bb%84","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/39793\/","title":{"rendered":"java\u600e\u4e48\u5efa\u7acb\u4e00\u4e2a\u987a\u5e8f\u8868\u6570\u7ec4"},"content":{"rendered":"

\n \u5728 java \u4e2d\u521b\u5efa\u987a\u5e8f\u8868\u6570\u7ec4\u9700\u8981\u9075\u5faa\u4ee5\u4e0b\u6b65\u9aa4\uff1a1. \u5b9a\u4e49\u6570\u7ec4\u7c7b\u578b\uff1b2. \u5206\u914d\u5185\u5b58\uff1b3. \u521d\u59cb\u5316\u6570\u7ec4\uff08\u53ef\u9009\uff09\uff1b4. \u4f7f\u7528\u6570\u7ec4\u3002\u6570\u7ec4\u5927\u5c0f\u56fa\u5b9a\uff0c\u4e0b\u6807\u8303\u56f4\u4e3a 0 \u5230 size – 1\u3002\n<\/p><\/blockquote>\n

\"java\u600e\u4e48\u5efa\u7acb\u4e00\u4e2a\u987a\u5e8f\u8868\u6570\u7ec4\u63d2\u56fe\"<\/p>\n

\u5982\u4f55\u4f7f\u7528 Java \u521b\u5efa\u4e00\u4e2a\u987a\u5e8f\u8868\u6570\u7ec4<\/strong><\/p>\n

\u4e3a\u4e86\u5728 Java \u4e2d\u521b\u5efa\u987a\u5e8f\u8868\u6570\u7ec4\uff0c\u9700\u8981\u9075\u5faa\u4ee5\u4e0b\u6b65\u9aa4\uff1a<\/p>\n

1. \u5b9a\u4e49\u6570\u7ec4\u7c7b\u578b<\/strong><\/p>\n

\u9996\u5148\uff0c\u5b9a\u4e49\u4e00\u4e2a\u5c06\u7528\u4e8e\u5b58\u50a8\u5143\u7d20\u7684\u6570\u7ec4\u7c7b\u578b\u3002\u4f8b\u5982\uff1a<\/p>\n

\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n

int[] array;<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
2. \u5206\u914d\u5185\u5b58<\/strong><\/p>\n
\u63a5\u4e0b\u6765\uff0c\u4f7f\u7528 new \u5173\u952e\u5b57\u5206\u914d\u5185\u5b58\u7a7a\u95f4\uff1a<\/p>\n
array = new int[size];<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u5176\u4e2d size \u8868\u793a\u6570\u7ec4\u7684\u5927\u5c0f\u3002<\/p>\n
3. \u521d\u59cb\u5316\u6570\u7ec4\uff08\u53ef\u9009\uff09<\/strong><\/p>\n
\u53ef\u4ee5\u6839\u636e\u9700\u8981\u521d\u59cb\u5316\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\u3002\u4f8b\u5982\uff1a<\/p>\n
for (int i = 0; i < size; i++) {\n    array[i] = 0;\n}<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
4. \u4f7f\u7528\u6570\u7ec4<\/strong><\/p>\n
\u521b\u5efa\u6570\u7ec4\u540e\uff0c\u53ef\u4ee5\u4f7f\u7528\u4e0b\u6807\u8bbf\u95ee\u5143\u7d20\u3002\u4f8b\u5982\uff1a<\/p>\n
array[0] = 10;\nint value = array[1];<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u6ce8\u610f\uff1a<\/strong><\/p>\n
    \n
  • \u987a\u5e8f\u8868\u6570\u7ec4\u7684\u5927\u5c0f\u662f\u56fa\u5b9a\u7684\uff0c\u5728\u521b\u5efa\u540e\u4e0d\u80fd\u52a8\u6001\u66f4\u6539\u3002<\/li>\n
  • \u8bbf\u95ee\u6570\u7ec4\u5143\u7d20\u65f6\uff0c\u4e0b\u6807\u5fc5\u987b\u5728 0 \u5230 size – 1 \u8303\u56f4\u5185\u3002<\/li>\n<\/ul>\n
    \u4ee5\u4e0a\u5c31\u662fjava\u600e\u4e48\u5efa\u7acb\u4e00\u4e2a\u987a\u5e8f\u8868\u6570\u7ec4\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":"
    \u5728 java \u4e2d\u521b\u5efa\u987a\u5e8f\u8868\u6570\u7ec4\u9700\u8981\u9075\u5faa\u4ee5\u4e0b\u6b65\u9aa4\uff1a1. \u5b9a\u4e49\u6570\u7ec4\u7c7b\u578b\uff1b2. \u5206\u914d\u5185\u5b58\uff1b3. \u521d\u59cb\u5316\u6570\u7ec4\uff08\u53ef\u9009\uff09\uff1b4. \u4f7f\u7528\u6570\u7ec4\u3002\u6570\u7ec4\u5927\u5c0f\u56fa\u5b9a\uff0c\u4e0b\u6807\u8303\u56f4\u4e3a 0 \u5230 size – 1\u3002 \u5982\u4f55\u4f7f\u7528 Java \u521b\u5efa\u4e00\u4e2a\u987a\u5e8f\u8868\u6570\u7ec4 \u4e3a\u4e86\u5728 Java \u4e2d\u521b\u5efa\u987a\u5e8f\u8868\u6570\u7ec4\uff0c\u9700\u8981\u9075\u5faa\u4ee5\u4e0b\u6b65\u9aa4\uff1a 1. \u5b9a\u4e49\u6570\u7ec4\u7c7b\u578b \u9996\u5148\uff0c\u5b9a\u4e49\u4e00\u4e2a\u5c06\u7528\u4e8e\u5b58\u50a8\u5143\u7d20\u7684\u6570\u7ec4\u7c7b\u578b\u3002\u4f8b\u5982\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b int[] array; \u767b\u5f55\u540e\u590d\u5236 2. \u5206\u914d\u5185\u5b58 \u63a5\u4e0b\u6765\uff0c\u4f7f\u7528 new \u5173\u952e\u5b57\u5206\u914d\u5185\u5b58\u7a7a\u95f4\uff1a array = new int[size]; \u767b\u5f55\u540e\u590d\u5236 \u5176\u4e2d size \u8868\u793a\u6570\u7ec4\u7684\u5927\u5c0f\u3002 3. \u521d\u59cb\u5316\u6570\u7ec4\uff08\u53ef\u9009\uff09 \u53ef\u4ee5\u6839\u636e\u9700\u8981\u521d\u59cb\u5316\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\u3002\u4f8b\u5982\uff1a for (int i = 0; i < size; i++) { array[i] = 0; } […]<\/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-39793","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/39793","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=39793"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/39793\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=39793"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=39793"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=39793"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}