{"id":31686,"date":"2023-03-02T00:29:07","date_gmt":"2023-06-01T12:04:26","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8java%e7%9a%84scanner\/"},"modified":"2024-04-29T16:58:15","modified_gmt":"2024-04-29T08:58:15","slug":"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8java%e7%9a%84scanner","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8java%e7%9a%84scanner\/","title":{"rendered":"\u5982\u4f55\u4f7f\u7528Java\u7684Scanner"},"content":{"rendered":"<p>\u5f53\u8bfb\u53d6\u6807\u51c6\u8f93\u5165\u65f6\u53ef\u4ee5\u4f7f\u7528\u3002<\/p>\n<p>\u4f9d\u6b21\u8bfb\u53d6\u5b58\u50a8\u5728\u8f93\u5165\u7f13\u51b2\u533a\u961f\u5217\u4e2d\u7684\u8f93\u5165\u3002<\/p>\n<h2>\u4ee5\u4e0b\u662f\u4f7f\u7528\u4f8b\u5b50\uff1a<\/h2>\n<p>\u5bf9\u4e8e\u8fd9\u4e2a\u95ee\u9898\u7684\u7b54\u6848<\/p>\n<pre class=\"post-pre\"><code><span class=\"kn\">import<\/span> <span class=\"nn\">java.util.Scanner<\/span><span class=\"o\">;<\/span>\r\n\r\n<span class=\"kd\">public<\/span> <span class=\"kd\">class<\/span> <span class=\"nc\">Solution<\/span> <span class=\"o\">{<\/span>\r\n\r\n    <span class=\"kd\">public<\/span> <span class=\"kd\">static<\/span> <span class=\"kt\">void<\/span> <span class=\"nf\">main<\/span><span class=\"o\">(<\/span><span class=\"nc\">String<\/span><span class=\"o\">[]<\/span> <span class=\"n\">args<\/span><span class=\"o\">)<\/span> <span class=\"o\">{<\/span>\r\n        <span class=\"nc\">Scanner<\/span> <span class=\"n\">scan<\/span> <span class=\"o\">=<\/span> <span class=\"k\">new<\/span> <span class=\"nc\">Scanner<\/span><span class=\"o\">(<\/span><span class=\"nc\">System<\/span><span class=\"o\">.<\/span><span class=\"na\">in<\/span><span class=\"o\">);<\/span>\r\n        <span class=\"kt\">int<\/span> <span class=\"n\">i<\/span> <span class=\"o\">=<\/span> <span class=\"n\">scan<\/span><span class=\"o\">.<\/span><span class=\"na\">nextInt<\/span><span class=\"o\">();<\/span>\r\n        <span class=\"kt\">double<\/span> <span class=\"n\">d<\/span> <span class=\"o\">=<\/span> <span class=\"n\">scan<\/span><span class=\"o\">.<\/span><span class=\"na\">nextDouble<\/span><span class=\"o\">();<\/span>\r\n        <span class=\"n\">scan<\/span><span class=\"o\">.<\/span><span class=\"na\">nextLine<\/span><span class=\"o\">();<\/span> <span class=\"c1\">\/\/ nextDouble\u3067\u306f\u884c\u306e\u6700\u5f8c\u307e\u3067\u8aad\u307e\u308c\u3066\u3044\u306a\u3044\u53ef\u80fd\u6027\u304c\u3042\u308b\u305f\u3081\u30b9\u30ad\u30c3\u30d7\u3057\u305f\u3044.<\/span>\r\n        <span class=\"nc\">String<\/span> <span class=\"n\">s<\/span> <span class=\"o\">=<\/span> <span class=\"n\">scan<\/span><span class=\"o\">.<\/span><span class=\"na\">nextLine<\/span><span class=\"o\">();<\/span>\r\n\r\n        <span class=\"nc\">System<\/span><span class=\"o\">.<\/span><span class=\"na\">out<\/span><span class=\"o\">.<\/span><span class=\"na\">println<\/span><span class=\"o\">(<\/span><span class=\"s\">\"String: \"<\/span> <span class=\"o\">+<\/span> <span class=\"n\">s<\/span><span class=\"o\">);<\/span>\r\n        <span class=\"nc\">System<\/span><span class=\"o\">.<\/span><span class=\"na\">out<\/span><span class=\"o\">.<\/span><span class=\"na\">println<\/span><span class=\"o\">(<\/span><span class=\"s\">\"Double: \"<\/span> <span class=\"o\">+<\/span> <span class=\"n\">d<\/span><span class=\"o\">);<\/span>\r\n        <span class=\"nc\">System<\/span><span class=\"o\">.<\/span><span class=\"na\">out<\/span><span class=\"o\">.<\/span><span class=\"na\">println<\/span><span class=\"o\">(<\/span><span class=\"s\">\"Int: \"<\/span> <span class=\"o\">+<\/span> <span class=\"n\">i<\/span><span class=\"o\">);<\/span>\r\n    <span class=\"o\">}<\/span>\r\n<span class=\"o\">}<\/span>\r\n\r\n<\/code><\/pre>\n<p>nextInt(): Int\u3092\u898b\u3064\u3051\u308b\u307e\u3067Queue\u3092\u9032\u3081\u3066\u3001\u305d\u306eInt\u3092Queue\u304b\u3089\u51fa\u3057\u305f\u6642\u70b9\u3067\u305d\u306eInt\u5024\u3092\u623b\u308a\u5024\u3068\u3057\u3066\u8fd4\u3059.<\/p>\n<p>nextDouble(): Double\u30d0\u30fc\u30b8\u30e7\u30f3<\/p>\n<p>nextLine(): \u884c\u306e\u6700\u5f8c\u306b\u305f\u3069\u308a\u7740\u304f\u307e\u3067\u3092\u3001Queue\u304b\u3089\u51fa\u3057\u3066\u623b\u308a\u5024\u3068\u3059\u308b.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5f53\u8bfb\u53d6\u6807\u51c6\u8f93\u5165\u65f6\u53ef\u4ee5\u4f7f\u7528\u3002 \u4f9d\u6b21\u8bfb\u53d6\u5b58\u50a8\u5728\u8f93\u5165\u7f13\u51b2\u533a\u961f\u5217\u4e2d\u7684\u8f93\u5165\u3002 \u4ee5\u4e0b\u662f\u4f7f\u7528\u4f8b\u5b50\uff1a \u5bf9\u4e8e\u8fd9\u4e2a\u95ee\u9898\u7684\u7b54\u6848 im [&hellip;]<\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-31686","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u5982\u4f55\u4f7f\u7528Java\u7684Scanner - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/\u5982\u4f55\u4f7f\u7528java\u7684scanner\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u5982\u4f55\u4f7f\u7528Java\u7684Scanner\" \/>\n<meta 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