{"id":66819,"date":"2025-05-03T14:38:14","date_gmt":"2025-05-03T06:38:14","guid":{"rendered":"https:\/\/fwq.ai\/blog\/66819\/"},"modified":"2025-05-03T14:38:14","modified_gmt":"2025-05-03T06:38:14","slug":"java%e6%80%8e%e4%b9%88%e6%8a%8a%e9%94%ae%e7%9b%98%e8%be%93%e5%85%a5%e4%bf%9d%e5%ad%98%e8%bf%9b%e6%95%b0%e7%bb%84-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/66819\/","title":{"rendered":"java\u600e\u4e48\u628a\u952e\u76d8\u8f93\u5165\u4fdd\u5b58\u8fdb\u6570\u7ec4"},"content":{"rendered":"

\n \u53ef\u4ee5\u4f7f\u7528 java \u4e2d\u7684 scanner \u7c7b\u548c\u6570\u7ec4\u6765\u5c06\u952e\u76d8\u8f93\u5165\u4fdd\u5b58\u5230\u6570\u7ec4\u4e2d\u3002\u6b65\u9aa4\u5305\u62ec\uff1a\u521b\u5efa scanner \u5bf9\u8c61\u3002\u58f0\u660e\u4e00\u4e2a\u6570\u7ec4\u3002\u786e\u5b9a\u6570\u7ec4\u5927\u5c0f\u3002\u521b\u5efa\u6570\u7ec4\u3002\u4f7f\u7528 scanner \u5bf9\u8c61\u9010\u4e00\u8bfb\u53d6\u8f93\u5165\u5e76\u5b58\u50a8\u5230\u6570\u7ec4\u4e2d\u3002\u5173\u95ed scanner \u5bf9\u8c61\u3002\n<\/p><\/blockquote>\n

\"java\u600e\u4e48\u628a\u952e\u76d8\u8f93\u5165\u4fdd\u5b58\u8fdb\u6570\u7ec4\u63d2\u56fe\"<\/p>\n

\u5982\u4f55\u4f7f\u7528 Java \u5c06\u952e\u76d8\u8f93\u5165\u4fdd\u5b58\u5230\u6570\u7ec4\u4e2d<\/strong><\/p>\n

\u5728 Java \u4e2d\uff0c\u53ef\u4ee5\u521b\u5efa\u6570\u7ec4\u6765\u5b58\u50a8\u4e00\u7cfb\u5217\u503c\uff0c\u5305\u62ec\u952e\u76d8\u8f93\u5165\u3002\u4ee5\u4e0b\u662f\u5982\u4f55\u4f7f\u7528 Java \u5c06\u952e\u76d8\u8f93\u5165\u4fdd\u5b58\u5230\u6570\u7ec4\u4e2d\uff1a<\/p>\n

\u6b65\u9aa4 1\uff1a\u521b\u5efa Scanner \u5bf9\u8c61<\/strong><\/p>\n

Scanner \u7c7b\u7528\u4e8e\u5728 Java \u4e2d\u8bfb\u53d6\u952e\u76d8\u8f93\u5165\u3002\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\u521b\u5efa Scanner \u5bf9\u8c61\uff1a<\/p>\n

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

Scanner input = new Scanner(System.in);<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u6b65\u9aa4 2\uff1a\u58f0\u660e\u6570\u7ec4<\/strong><\/p>\n
\u58f0\u660e\u4e00\u4e2a\u6570\u7ec4\u6765\u5b58\u50a8\u952e\u76d8\u8f93\u5165\u3002\u6570\u7ec4\u7684\u7c7b\u578b\u5e94\u4e0e\u8f93\u5165\u7684\u503c\u7c7b\u578b\u5339\u914d\u3002\u4f8b\u5982\uff0c\u8981\u5b58\u50a8\u6574\u6570\uff0c\u8bf7\u58f0\u660e\u4e00\u4e2a int \u6570\u7ec4\uff1a<\/p>\n
int[] numbers;<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u6b65\u9aa4 3\uff1a\u786e\u5b9a\u6570\u7ec4\u5927\u5c0f<\/strong><\/p>\n
\u786e\u5b9a\u6570\u7ec4\u5927\u5c0f\uff0c\u5373\u8981\u5b58\u50a8\u591a\u5c11\u4e2a\u503c\u3002\u60a8\u53ef\u4ee5\u6839\u636e\u9700\u8981\u4ece\u7528\u6237\u83b7\u53d6\u8f93\u5165\u3002<\/p>\n
\u6b65\u9aa4 4\uff1a\u521b\u5efa\u6570\u7ec4<\/strong><\/p>\n
\u4f7f\u7528\u6570\u7ec4\u5927\u5c0f\u521b\u5efa\u6570\u7ec4\uff1a<\/p>\n
numbers = new int[size];<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u6b65\u9aa4 5\uff1a\u8bfb\u53d6\u952e\u76d8\u8f93\u5165<\/strong><\/p>\n
\u4f7f\u7528 Scanner \u5bf9\u8c61\u9010\u4e00\u8bfb\u53d6\u952e\u76d8\u8f93\u5165\u3002\u4f8b\u5982\uff0c\u4f7f\u7528 nextInt() \u65b9\u6cd5\u8bfb\u53d6\u6574\u6570\uff1a<\/p>\n
for (int i = 0; i < size; i++) {\n  numbers[i] = input.nextInt();\n}<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u6b65\u9aa4 6\uff1a\u5173\u95ed Scanner \u5bf9\u8c61<\/strong><\/p>\n
\u5b8c\u6210\u8bfb\u53d6\u8f93\u5165\u540e\uff0c\u5173\u95ed Scanner \u5bf9\u8c61\u4ee5\u91ca\u653e\u8d44\u6e90\uff1a<\/p>\n
input.close();<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u793a\u4f8b\u4ee3\u7801<\/strong><\/p>\n
\u4ee5\u4e0b\u793a\u4f8b\u4ee3\u7801\u6f14\u793a\u4e86\u5982\u4f55\u4f7f\u7528 Java \u5c06\u952e\u76d8\u8f93\u5165\u4fdd\u5b58\u5230\u6570\u7ec4\u4e2d\uff1a<\/p>\n
import java.util.Scanner;\n\npublic class Main {\n\n  public static void main(String[] args) {\n    \/\/ \u521b\u5efa Scanner \u5bf9\u8c61\n    Scanner input = new Scanner(System.in);\n\n    \/\/ \u83b7\u53d6\u6570\u7ec4\u5927\u5c0f\n    System.out.println(\"\u8bf7\u8f93\u5165\u6570\u7ec4\u5927\u5c0f\uff1a\");\n    int size = input.nextInt();\n\n    \/\/ \u521b\u5efa\u6570\u7ec4\n    int[] numbers = new int[size];\n\n    \/\/ \u8bfb\u53d6\u952e\u76d8\u8f93\u5165\n    System.out.println(\"\u8bf7\u8f93\u5165 \" + size + \" \u4e2a\u6574\u6570\uff1a\");\n    for (int i = 0; i < size; i++) {\n      numbers[i] = input.nextInt();\n    }\n\n    \/\/ \u5173\u95ed Scanner \u5bf9\u8c61\n    input.close();\n\n    \/\/ \u8f93\u51fa\u6570\u7ec4\n    System.out.println(\"\u8f93\u5165\u7684\u6570\u7ec4\uff1a\");\n    for (int num : numbers) {\n      System.out.println(num);\n    }\n  }\n}<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u4ee5\u4e0a\u5c31\u662fjava\u600e\u4e48\u628a\u952e\u76d8\u8f93\u5165\u4fdd\u5b58\u8fdb\u6570\u7ec4\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8IDCBABY\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
\u53ef\u4ee5\u4f7f\u7528 java \u4e2d\u7684 scanner \u7c7b\u548c\u6570\u7ec4\u6765\u5c06\u952e\u76d8\u8f93\u5165\u4fdd\u5b58\u5230\u6570\u7ec4\u4e2d\u3002\u6b65\u9aa4\u5305\u62ec\uff1a\u521b\u5efa scanner \u5bf9\u8c61\u3002\u58f0\u660e\u4e00\u4e2a\u6570\u7ec4\u3002\u786e\u5b9a\u6570\u7ec4\u5927\u5c0f\u3002\u521b\u5efa\u6570\u7ec4\u3002\u4f7f\u7528 scanner \u5bf9\u8c61\u9010\u4e00\u8bfb\u53d6\u8f93\u5165\u5e76\u5b58\u50a8\u5230\u6570\u7ec4\u4e2d\u3002\u5173\u95ed scanner \u5bf9\u8c61\u3002 \u5982\u4f55\u4f7f\u7528 Java \u5c06\u952e\u76d8\u8f93\u5165\u4fdd\u5b58\u5230\u6570\u7ec4\u4e2d \u5728 Java \u4e2d\uff0c\u53ef\u4ee5\u521b\u5efa\u6570\u7ec4\u6765\u5b58\u50a8\u4e00\u7cfb\u5217\u503c\uff0c\u5305\u62ec\u952e\u76d8\u8f93\u5165\u3002\u4ee5\u4e0b\u662f\u5982\u4f55\u4f7f\u7528 Java \u5c06\u952e\u76d8\u8f93\u5165\u4fdd\u5b58\u5230\u6570\u7ec4\u4e2d\uff1a \u6b65\u9aa4 1\uff1a\u521b\u5efa Scanner \u5bf9\u8c61 Scanner \u7c7b\u7528\u4e8e\u5728 Java \u4e2d\u8bfb\u53d6\u952e\u76d8\u8f93\u5165\u3002\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\u521b\u5efa Scanner \u5bf9\u8c61\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b Scanner input = new Scanner(System.in); \u767b\u5f55\u540e\u590d\u5236 \u6b65\u9aa4 2\uff1a\u58f0\u660e\u6570\u7ec4 \u58f0\u660e\u4e00\u4e2a\u6570\u7ec4\u6765\u5b58\u50a8\u952e\u76d8\u8f93\u5165\u3002\u6570\u7ec4\u7684\u7c7b\u578b\u5e94\u4e0e\u8f93\u5165\u7684\u503c\u7c7b\u578b\u5339\u914d\u3002\u4f8b\u5982\uff0c\u8981\u5b58\u50a8\u6574\u6570\uff0c\u8bf7\u58f0\u660e\u4e00\u4e2a int \u6570\u7ec4\uff1a int[] numbers; \u767b\u5f55\u540e\u590d\u5236 \u6b65\u9aa4 3\uff1a\u786e\u5b9a\u6570\u7ec4\u5927\u5c0f \u786e\u5b9a\u6570\u7ec4\u5927\u5c0f\uff0c\u5373\u8981\u5b58\u50a8\u591a\u5c11\u4e2a\u503c\u3002\u60a8\u53ef\u4ee5\u6839\u636e\u9700\u8981\u4ece\u7528\u6237\u83b7\u53d6\u8f93\u5165\u3002 \u6b65\u9aa4 4\uff1a\u521b\u5efa\u6570\u7ec4 \u4f7f\u7528\u6570\u7ec4\u5927\u5c0f\u521b\u5efa\u6570\u7ec4\uff1a numbers = new int[size]; \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-66819","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/66819","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=66819"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/66819\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=66819"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=66819"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=66819"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}