{"id":39789,"date":"2024-11-26T17:41:26","date_gmt":"2024-11-26T09:41:26","guid":{"rendered":"https:\/\/fwq.ai\/blog\/39789\/"},"modified":"2024-11-26T17:41:26","modified_gmt":"2024-11-26T09:41:26","slug":"java%e6%80%8e%e4%b9%88%e8%ae%a9%e7%94%a8%e6%88%b7%e8%be%93%e5%85%a5%e4%b8%80%e7%bb%84%e6%95%b0%e7%bb%84","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/39789\/","title":{"rendered":"java\u600e\u4e48\u8ba9\u7528\u6237\u8f93\u5165\u4e00\u7ec4\u6570\u7ec4"},"content":{"rendered":"

\n java \u4e2d\u83b7\u53d6\u7528\u6237\u8f93\u5165\u6570\u7ec4\u7684\u65b9\u6cd5\u6709\u4e24\u79cd\uff1a\u4f7f\u7528 scanner \u7c7b\uff08\u6b65\u9aa4\uff1a\u521b\u5efa scanner \u5bf9\u8c61\u3001\u62c6\u5206\u8f93\u5165\u5b57\u7b26\u4e32\u3001\u8f6c\u6362\u5143\u7d20\u7c7b\u578b\uff09\u548c\u4f7f\u7528 bufferedreader \u7c7b\uff08\u6b65\u9aa4\uff1a\u521b\u5efa bufferedreader \u5bf9\u8c61\u3001\u8bfb\u53d6\u6587\u672c\u884c\u3001\u4f7f\u7528\u6b63\u5219\u8868\u8fbe\u5f0f\u62c6\u5206\u6587\u672c\u884c\u3001\u8f6c\u6362\u5143\u7d20\u7c7b\u578b\uff09\u3002\n<\/p><\/blockquote>\n

\"java\u600e\u4e48\u8ba9\u7528\u6237\u8f93\u5165\u4e00\u7ec4\u6570\u7ec4\u63d2\u56fe\"<\/p>\n

\u5982\u4f55\u4f7f\u7528 Java \u63a5\u53d7\u7528\u6237\u8f93\u5165\u7684\u6570\u7ec4<\/strong><\/p>\n

\u7b80\u4ecb<\/strong><\/p>\n

\u5728 Java \u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u5404\u79cd\u65b9\u6cd5\u4ece\u7528\u6237\u83b7\u53d6\u8f93\u5165\uff0c\u5305\u62ec\u6570\u7ec4\u6570\u636e\u3002\u4ee5\u4e0b\u4e24\u79cd\u65b9\u6cd5\u662f\u5e38\u7528\u7684\uff1a<\/p>\n

Scanner \u7c7b<\/strong><\/p>\n

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

*Scanner \u7c7b\u63d0\u4f9b\u4e86\u4e00\u79cd\u4fbf\u6377\u7684\u65b9\u6cd5\u6765\u8bfb\u53d6\u7528\u6237\u8f93\u5165\uff0c\u5305\u62ec\u6570\u7ec4\u6570\u636e\u3002<\/p>\n

\u6b65\u9aa4\uff1a<\/strong><\/p>\n

    \n
  1. \u4f7f\u7528 Scanner \u7c7b\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u5bf9\u8c61\uff0c\u4f20\u5165 System.in \u4f5c\u4e3a\u8f93\u5165\u6e90\u3002<\/li>\n
  2. \u4f7f\u7528 Scanner \u5bf9\u8c61\u7684 split \u65b9\u6cd5\u5c06\u8f93\u5165\u5b57\u7b26\u4e32\u6309\u7a7a\u683c\u6216\u81ea\u5b9a\u4e49\u5206\u9694\u7b26\u62c6\u5206\u4e3a\u6570\u7ec4\u3002<\/li>\n
  3. \u5c06\u62c6\u5206\u7684\u6570\u7ec4\u5143\u7d20\u8f6c\u6362\u4e3a\u6240\u9700\u7684\u7c7b\u578b\uff0c\u5982\u6574\u6570\u6216\u5b57\u7b26\u4e32\u3002<\/li>\n<\/ol>\n

    \u4ee3\u7801\u793a\u4f8b\uff1a<\/strong><\/p>\n

    import java.util.Scanner;\n\npublic class InputArray {\n\n    public static void main(String[] args) {\n        Scanner scanner = new Scanner(System.in);\n\n        \/\/ \u63d0\u793a\u7528\u6237\u8f93\u5165\u6570\u7ec4\u5143\u7d20\n        System.out.println(\"\u8bf7\u8f93\u5165\u4e00\u7ec4\u6570\u7ec4\u5143\u7d20\uff0c\u7528\u7a7a\u683c\u5206\u9694\uff1a\");\n        String input = scanner.nextLine();\n\n        \/\/ \u5c06\u8f93\u5165\u5b57\u7b26\u4e32\u62c6\u5206\u4e3a\u6570\u7ec4\n        String[] elements = input.split(\" \");\n\n        \/\/ \u8f6c\u6362\u5143\u7d20\u4e3a\u6574\u6570\u6570\u7ec4\n        int[] array = new int[elements.length];\n        for (int i = 0; i < elements.length; i++) {\n            array[i] = Integer.parseInt(elements[i]);\n        }\n\n        \/\/ \u6253\u5370\u6570\u7ec4\u5143\u7d20\n        System.out.println(\"\u7528\u6237\u8f93\u5165\u7684\u6570\u7ec4\u5143\u7d20\u4e3a\uff1a\");\n        for (int element : array) {\n            System.out.print(element + \" \");\n        }\n    }\n}<\/pre>\n
     \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
    BufferedReader \u7c7b<\/strong><\/p>\n
    *BufferedReader \u7c7b\u53ef\u7528\u4e8e\u4ece\u547d\u4ee4\u884c\u6216\u6587\u4ef6\u8bfb\u53d6\u6587\u672c\u6570\u636e\uff0c\u4f46\u5b83\u4e0d\u80fd\u76f4\u63a5\u8bfb\u53d6\u6570\u7ec4\u6570\u636e\u3002\u4e0d\u8fc7\uff0c\u6211\u4eec\u53ef\u4ee5\u5c06 BufferedReader \u4e0e\u6b63\u5219\u8868\u8fbe\u5f0f\u7ed3\u5408\u4f7f\u7528\u6765\u5b9e\u73b0\u6570\u7ec4\u8f93\u5165\u3002<\/p>\n
    \u6b65\u9aa4\uff1a<\/strong><\/p>\n
      \n
    1. \u4f7f\u7528 BufferedReader \u7c7b\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u5bf9\u8c61\uff0c\u4f20\u5165 System.in \u4f5c\u4e3a\u8f93\u5165\u6e90\u3002<\/li>\n
    2. \u4f7f\u7528 BufferedReader \u5bf9\u8c61\u7684 readLine \u65b9\u6cd5\u8bfb\u53d6\u7528\u6237\u8f93\u5165\u7684\u6587\u672c\u884c\u3002<\/li>\n
    3. \u4f7f\u7528\u6b63\u5219\u8868\u8fbe\u5f0f\u5c06\u6587\u672c\u884c\u62c6\u5206\u4e3a\u6570\u7ec4\u5143\u7d20\u3002<\/li>\n
    4. \u5c06\u62c6\u5206\u7684\u6570\u7ec4\u5143\u7d20\u8f6c\u6362\u4e3a\u6240\u9700\u7684\u7c7b\u578b\uff0c\u5982\u6574\u6570\u6216\u5b57\u7b26\u4e32\u3002<\/li>\n<\/ol>\n
      \u4ee3\u7801\u793a\u4f8b\uff1a<\/strong><\/p>\n
      import java.io.BufferedReader;\nimport java.io.IOException;\nimport java.io.InputStreamReader;\nimport java.util.regex.Matcher;\nimport java.util.regex.Pattern;\n\npublic class InputArray {\n\n    public static void main(String[] args) throws IOException {\n        BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));\n\n        \/\/ \u63d0\u793a\u7528\u6237\u8f93\u5165\u6570\u7ec4\u5143\u7d20\n        System.out.println(\"\u8bf7\u8f93\u5165\u4e00\u7ec4\u6570\u7ec4\u5143\u7d20\uff0c\u7528\u7a7a\u683c\u5206\u9694\uff1a\");\n        String input = reader.readLine();\n\n        \/\/ \u6b63\u5219\u8868\u8fbe\u5f0f\u62c6\u5206\u6570\u7ec4\n        Pattern pattern = Pattern.compile(\"(\\d+)\\s?\");\n        Matcher matcher = pattern.matcher(input);\n\n        int[] array = new int[0];\n        while (matcher.find()) {\n            int element = Integer.parseInt(matcher.group(1));\n            array = addElement(array, element);\n        }\n\n        \/\/ \u6253\u5370\u6570\u7ec4\u5143\u7d20\n        System.out.println(\"\u7528\u6237\u8f93\u5165\u7684\u6570\u7ec4\u5143\u7d20\u4e3a\uff1a\");\n        for (int element : array) {\n            System.out.print(element + \" \");\n        }\n    }\n\n    private static int[] addElement(int[] array, int element) {\n        int[] newArray = new int[array.length + 1];\n        for (int i = 0; i < array.length; i++) {\n            newArray[i] = array[i];\n        }\n        newArray[array.length] = element;\n        return newArray;\n    }\n}<\/pre>\n
       \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
      \u4ee5\u4e0a\u5c31\u662fjava\u600e\u4e48\u8ba9\u7528\u6237\u8f93\u5165\u4e00\u7ec4\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":"
      java \u4e2d\u83b7\u53d6\u7528\u6237\u8f93\u5165\u6570\u7ec4\u7684\u65b9\u6cd5\u6709\u4e24\u79cd\uff1a\u4f7f\u7528 scanner \u7c7b\uff08\u6b65\u9aa4\uff1a\u521b\u5efa scanner \u5bf9\u8c61\u3001\u62c6\u5206\u8f93\u5165\u5b57\u7b26\u4e32\u3001\u8f6c\u6362\u5143\u7d20\u7c7b\u578b\uff09\u548c\u4f7f\u7528 bufferedreader \u7c7b\uff08\u6b65\u9aa4\uff1a\u521b\u5efa bufferedreader \u5bf9\u8c61\u3001\u8bfb\u53d6\u6587\u672c\u884c\u3001\u4f7f\u7528\u6b63\u5219\u8868\u8fbe\u5f0f\u62c6\u5206\u6587\u672c\u884c\u3001\u8f6c\u6362\u5143\u7d20\u7c7b\u578b\uff09\u3002 \u5982\u4f55\u4f7f\u7528 Java \u63a5\u53d7\u7528\u6237\u8f93\u5165\u7684\u6570\u7ec4 \u7b80\u4ecb \u5728 Java \u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u5404\u79cd\u65b9\u6cd5\u4ece\u7528\u6237\u83b7\u53d6\u8f93\u5165\uff0c\u5305\u62ec\u6570\u7ec4\u6570\u636e\u3002\u4ee5\u4e0b\u4e24\u79cd\u65b9\u6cd5\u662f\u5e38\u7528\u7684\uff1a Scanner \u7c7b \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b *Scanner \u7c7b\u63d0\u4f9b\u4e86\u4e00\u79cd\u4fbf\u6377\u7684\u65b9\u6cd5\u6765\u8bfb\u53d6\u7528\u6237\u8f93\u5165\uff0c\u5305\u62ec\u6570\u7ec4\u6570\u636e\u3002 \u6b65\u9aa4\uff1a \u4f7f\u7528 Scanner \u7c7b\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u5bf9\u8c61\uff0c\u4f20\u5165 System.in \u4f5c\u4e3a\u8f93\u5165\u6e90\u3002 \u4f7f\u7528 Scanner \u5bf9\u8c61\u7684 split \u65b9\u6cd5\u5c06\u8f93\u5165\u5b57\u7b26\u4e32\u6309\u7a7a\u683c\u6216\u81ea\u5b9a\u4e49\u5206\u9694\u7b26\u62c6\u5206\u4e3a\u6570\u7ec4\u3002 \u5c06\u62c6\u5206\u7684\u6570\u7ec4\u5143\u7d20\u8f6c\u6362\u4e3a\u6240\u9700\u7684\u7c7b\u578b\uff0c\u5982\u6574\u6570\u6216\u5b57\u7b26\u4e32\u3002 \u4ee3\u7801\u793a\u4f8b\uff1a import java.util.Scanner; public class InputArray { public static void main(String[] args) { Scanner scanner = new Scanner(System.in); \/\/ \u63d0\u793a\u7528\u6237\u8f93\u5165\u6570\u7ec4\u5143\u7d20 System.out.println(“\u8bf7\u8f93\u5165\u4e00\u7ec4\u6570\u7ec4\u5143\u7d20\uff0c\u7528\u7a7a\u683c\u5206\u9694\uff1a”); […]<\/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-39789","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/39789","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=39789"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/39789\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=39789"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=39789"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=39789"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}