{"id":85,"date":"2021-08-26T10:42:30","date_gmt":"2021-08-26T02:42:30","guid":{"rendered":"https:\/\/www.52dixiaowo.com\/javav2\/?p=85"},"modified":"2021-08-26T10:42:30","modified_gmt":"2021-08-26T02:42:30","slug":"java-util-scanner","status":"publish","type":"post","link":"https:\/\/www.52dixiaowo.com\/javav2\/post-85.html","title":{"rendered":"java.util.Scanner"},"content":{"rendered":"\n<p>Scanner\u662f\u4e00\u4e2a\u626b\u63cf\u5668\u7c7b\uff0c\u5b98\u65b9\u6587\u6863\u4f20\u9001\u95e8\uff1a<a rel=\"noreferrer noopener\" href=\"https:\/\/java-api.52dixiaowo.com\/libs\/jdk-6-zh\/java\/util\/Scanner.html\" target=\"_blank\">java.util.Scanner<\/a><\/p>\n\n\n\n<h2>\u6784\u9020\u65b9\u6cd5<\/h2>\n\n\n\n<p>\u6709\u591a\u4e2a\u6784\u9020\u65b9\u6cd5<\/p>\n\n\n\n<p>\u4ece\u952e\u76d8\u5f55\u5165\u65f6\uff0c\u53c2\u6570\u56fa\u5b9a\u4e3aSystem.in<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Scanner  sc = new Scanner(System.in);<\/code><\/pre>\n\n\n\n<h2>\u65b9\u6cd5<\/h2>\n\n\n\n<p>\u8bfb\u53d6\u4e0b\u4e00\u4e2a\u6570\u5b57\uff0c\u5982int<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>int num = sc.nextInt();<\/code><\/pre>\n\n\n\n<p>\u8bfb\u53d6\u4e0b\u4e00\u4e2a\u5b57\u7b26\u4e32\uff0c\u5728\u9047\u5230\u7a7a\u683c\uff0c\u6216\u56de\u8f66\u7ed3\u675f<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>String s1 = sc.next();<\/code><\/pre>\n\n\n\n<p>\u8bfb\u53d6\u4e0b\u4e00\u884c\uff0c\u8fd4\u56de\u5b57\u7b26\u4e32\uff0c\u6b64\u65b9\u6cd5\u80fd\u5f55\u5165\u5305\u542b\u7a7a\u683c\u7684\u5b57\u7b26\u4e32\uff0c\u9047\u56de\u8f66\u7ed3\u675f<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>String s2 = sc.nextLine();<\/code><\/pre>\n\n\n\n<p>\u8bfb\u53d6\u4e0b\u4e00\u4e2atrue\/false\u5b57\u7b26\u4e32\uff0c\u5e76\u8f6c\u4e3aboolean<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>boolean b = sc.nextBoolean();<\/code><\/pre>\n\n\n\n<p>\u6ce8\u610f\uff0c\u4e0d\u80fd\u76f4\u63a5\u5f55\u5165char\u7c7b\u578b\uff0c\u6ca1\u6709nextChar\u65b9\u6cd5\uff0c\u5e94\u8be5\u4f7f\u7528\u5b57\u7b26\u4e32.charAt(0)<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Scanner\u662f\u4e00\u4e2a\u626b\u63cf\u5668\u7c7b\uff0c\u5b98\u65b9\u6587\u6863\u4f20\u9001\u95e8\uff1ajava.util.Scanner \u6784\u9020\u65b9\u6cd5 \u6709\u591a\u4e2a\u6784\u9020\u65b9\u6cd5 \u4ece&hellip; <a href=\"https:\/\/www.52dixiaowo.com\/javav2\/post-85.html\" class=\"more-link\">\u7ee7\u7eed\u9605\u8bfb <span class=\"screen-reader-text\">java.util.Scanner<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[5],"tags":[],"_links":{"self":[{"href":"https:\/\/www.52dixiaowo.com\/javav2\/wp-json\/wp\/v2\/posts\/85"}],"collection":[{"href":"https:\/\/www.52dixiaowo.com\/javav2\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.52dixiaowo.com\/javav2\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.52dixiaowo.com\/javav2\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.52dixiaowo.com\/javav2\/wp-json\/wp\/v2\/comments?post=85"}],"version-history":[{"count":0,"href":"https:\/\/www.52dixiaowo.com\/javav2\/wp-json\/wp\/v2\/posts\/85\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.52dixiaowo.com\/javav2\/wp-json\/wp\/v2\/media?parent=85"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.52dixiaowo.com\/javav2\/wp-json\/wp\/v2\/categories?post=85"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.52dixiaowo.com\/javav2\/wp-json\/wp\/v2\/tags?post=85"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}