{"id":38829,"date":"2024-11-26T16:33:58","date_gmt":"2024-11-26T08:33:58","guid":{"rendered":"https:\/\/fwq.ai\/blog\/38829\/"},"modified":"2024-11-26T16:33:58","modified_gmt":"2024-11-26T08:33:58","slug":"java%e4%b8%ad%e6%80%8e%e4%b9%88%e8%be%93%e5%85%a5%e5%87%a0%e4%b8%aa%e6%95%b0%e7%bb%84%e4%b8%ad","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/38829\/","title":{"rendered":"java\u4e2d\u600e\u4e48\u8f93\u5165\u51e0\u4e2a\u6570\u7ec4\u4e2d"},"content":{"rendered":"<blockquote><p>\n  \u53ef\u5728 java \u4e2d\u901a\u8fc7\u4ee5\u4e0b\u6b65\u9aa4\u8f93\u5165\u591a\u4e2a\u6570\u7ec4\uff1a1. \u5b9a\u4e49\u6570\u7ec4\u7c7b\u578b\u548c\u5927\u5c0f\uff1b2. \u4f7f\u7528 scanner \u7c7b\u8bfb\u53d6\u8f93\u5165\uff1b3. \u8f93\u5165\u6570\u7ec4\u5143\u7d20\uff0c\u6839\u636e\u7c7b\u578b\u4f7f\u7528\u76f8\u5e94\u7684 nextxxx() \u65b9\u6cd5\uff1b4. \u5173\u95ed scanner \u5bf9\u8c61\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/15\/2024111507041940836.jpg\" class=\"aligncenter\" title=\"java\u4e2d\u600e\u4e48\u8f93\u5165\u51e0\u4e2a\u6570\u7ec4\u4e2d\u63d2\u56fe\" alt=\"java\u4e2d\u600e\u4e48\u8f93\u5165\u51e0\u4e2a\u6570\u7ec4\u4e2d\u63d2\u56fe\" \/><\/p>\n<p><strong>\u5982\u4f55\u5728 Java \u4e2d\u8f93\u5165\u591a\u4e2a\u6570\u7ec4<\/strong><\/p>\n<p>\u5728 Java \u4e2d\uff0c\u8f93\u5165\u591a\u4e2a\u6570\u7ec4\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u6b65\u9aa4\u5b9e\u73b0\uff1a<\/p>\n<p><strong>1. \u5b9a\u4e49\u6570\u7ec4\uff1a<\/strong><\/p>\n<p>\u9996\u5148\uff0c\u9700\u8981\u5b9a\u4e49\u6bcf\u4e2a\u6570\u7ec4\u5e76\u6307\u5b9a\u5176\u7c7b\u578b\u548c\u5927\u5c0f\u3002\u4f8b\u5982\uff1a<\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<pre>int[] arr1 = new int[5];\ndouble[] arr2 = new double[7];\nString[] arr3 = new String[10];<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>2. \u4f7f\u7528 Scanner \u7c7b\uff1a<\/strong><\/p>\n<p>\u4f7f\u7528 Scanner \u7c7b\u4ece\u63a7\u5236\u53f0\u8bfb\u53d6\u7528\u6237\u8f93\u5165\u3002<\/p>\n<pre>Scanner input = new Scanner(System.in);<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>3. \u8f93\u5165\u6570\u7ec4\u5143\u7d20\uff1a<\/strong><\/p>\n<p>\u4f7f\u7528 nextXXX() \u65b9\u6cd5\uff08\u5982 nextInt(), nextDouble(), nextLine()\uff09\u8bfb\u53d6\u76f8\u5e94\u7c7b\u578b\u7684\u6570\u7ec4\u5143\u7d20\u3002<\/p>\n<pre>for (int i = 0; i &lt; arr1.length; i++) {\n    arr1[i] = input.nextInt();\n}\n\nfor (int i = 0; i &lt; arr2.length; i++) {\n    arr2[i] = input.nextDouble();\n}\n\nfor (int i = 0; i &lt; arr3.length; i++) {\n    arr3[i] = input.nextLine();\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>4. \u5173\u95ed Scanner \u5bf9\u8c61\uff1a<\/strong><\/p>\n<p>\u4f7f\u7528 close() \u65b9\u6cd5\u5173\u95ed Scanner \u5bf9\u8c61\u4ee5\u91ca\u653e\u8d44\u6e90\u3002<\/p>\n<pre>input.close();<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u5b8c\u6574\u793a\u4f8b\uff1a<\/strong><\/p>\n<pre>import java.util.Scanner;\n\npublic class InputMultipleArrays {\n\n    public static void main(String[] args) {\n        Scanner input = new Scanner(System.in);\n\n        int[] arr1 = new int[5];\n        double[] arr2 = new double[7];\n        String[] arr3 = new String[10];\n\n        System.out.println(\"Enter elements for the first array (integers):\");\n        for (int i = 0; i &lt; arr1.length; i++) {\n            arr1[i] = input.nextInt();\n        }\n\n        System.out.println(\"Enter elements for the second array (doubles):\");\n        for (int i = 0; i &lt; arr2.length; i++) {\n            arr2[i] = input.nextDouble();\n        }\n\n        System.out.println(\"Enter elements for the third array (strings):\");\n        for (int i = 0; i &lt; arr3.length; i++) {\n            arr3[i] = input.nextLine();\n        }\n\n        input.close();\n    }\n}<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fjava\u4e2d\u600e\u4e48\u8f93\u5165\u51e0\u4e2a\u6570\u7ec4\u4e2d\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":"<p>\u53ef\u5728 java \u4e2d\u901a\u8fc7\u4ee5\u4e0b\u6b65\u9aa4\u8f93\u5165\u591a\u4e2a\u6570\u7ec4\uff1a1. \u5b9a\u4e49\u6570\u7ec4\u7c7b\u578b\u548c\u5927\u5c0f\uff1b2. \u4f7f\u7528 scanner \u7c7b\u8bfb\u53d6\u8f93\u5165\uff1b3. \u8f93\u5165\u6570\u7ec4\u5143\u7d20\uff0c\u6839\u636e\u7c7b\u578b\u4f7f\u7528\u76f8\u5e94\u7684 nextxxx() \u65b9\u6cd5\uff1b4. \u5173\u95ed scanner \u5bf9\u8c61\u3002 \u5982\u4f55\u5728 Java \u4e2d\u8f93\u5165\u591a\u4e2a\u6570\u7ec4 \u5728 Java \u4e2d\uff0c\u8f93\u5165\u591a\u4e2a\u6570\u7ec4\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u6b65\u9aa4\u5b9e\u73b0\uff1a 1. \u5b9a\u4e49\u6570\u7ec4\uff1a \u9996\u5148\uff0c\u9700\u8981\u5b9a\u4e49\u6bcf\u4e2a\u6570\u7ec4\u5e76\u6307\u5b9a\u5176\u7c7b\u578b\u548c\u5927\u5c0f\u3002\u4f8b\u5982\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b int[] arr1 = new int[5]; double[] arr2 = new double[7]; String[] arr3 = new String[10]; \u767b\u5f55\u540e\u590d\u5236 2. \u4f7f\u7528 Scanner \u7c7b\uff1a \u4f7f\u7528 Scanner \u7c7b\u4ece\u63a7\u5236\u53f0\u8bfb\u53d6\u7528\u6237\u8f93\u5165\u3002 Scanner input = new Scanner(System.in); \u767b\u5f55\u540e\u590d\u5236 3. \u8f93\u5165\u6570\u7ec4\u5143\u7d20\uff1a \u4f7f\u7528 [&hellip;]<\/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-38829","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/38829","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=38829"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/38829\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=38829"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=38829"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=38829"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}