Lớp Scanner trong Java: Constructors, Methods và Code Example
22/09/2025
Về tác giả
I’m passionate about web development and sharing my insights through articles, with over 8 years of experience. I hope these sharings inspire you and help build a strong web development community.
@#@
Tôi đam mê phát triển web và chia sẻ những hiểu biết của mình thông qua các bài viết, với hơn 8 năm kinh nghiệm. Tôi hy vọng những chia sẻ này sẽ truyền cảm hứng cho các bạn và giúp xây dựng một cộng đồng phát triển web mạnh mẽ.
Cập nhật thông tin mới nhấtNhận các thông tin mới nhất về mối đe dọa, báo cáo an ninh mạng từ CyStack về hòm thư điện tử của bạn
{"success":true,"head":"<title>Lớp Scanner trong Java: Constructors, Methods và Code Example - CyStack Tutorial</title>\n<meta name=\"description\" content=\"Lớp Scanner trong Java là một phần của gói java.util. Nó được giới thiệu từ phiên bản Java 1.5. Scanner chủ yếu được dùng để nhận input từ người dùng và phân\"/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-video-preview:-1, max-image-preview:large\"/>\n<link rel=\"canonical\" href=\"https://blog.cystack.org/tutorial/2025/09/22/lop-scanner-trong-java-constructors-methods-va-code-example/\" />\n<meta property=\"og:locale\" content=\"en_US\" />\n<meta property=\"og:type\" content=\"article\" />\n<meta property=\"og:title\" content=\"Lớp Scanner trong Java: Constructors, Methods và Code Example - CyStack Tutorial\" />\n<meta property=\"og:description\" content=\"Lớp Scanner trong Java là một phần của gói java.util. Nó được giới thiệu từ phiên bản Java 1.5. Scanner chủ yếu được dùng để nhận input từ người dùng và phân\" />\n<meta property=\"og:url\" content=\"https://blog.cystack.org/tutorial/2025/09/22/lop-scanner-trong-java-constructors-methods-va-code-example/\" />\n<meta property=\"og:site_name\" content=\"CyStack Tutorial\" />\n<meta property=\"article:tag\" content=\"vi\" />\n<meta property=\"article:section\" content=\"Java\" />\n<meta property=\"og:updated_time\" content=\"2025-09-22T15:31:35+07:00\" />\n<meta property=\"og:image\" content=\"https://s2.cystack.net/tutorial/22150626/lop-scanner-trong-java.jpg\" />\n<meta property=\"og:image:secure_url\" content=\"https://s2.cystack.net/tutorial/22150626/lop-scanner-trong-java.jpg\" />\n<meta property=\"og:image:width\" content=\"1200\" />\n<meta property=\"og:image:height\" content=\"630\" />\n<meta property=\"og:image:alt\" content=\"Lớp Scanner trong Java\" />\n<meta property=\"og:image:type\" content=\"image/jpeg\" />\n<meta property=\"article:published_time\" content=\"2025-09-22T15:08:10+07:00\" />\n<meta property=\"article:modified_time\" content=\"2025-09-22T15:31:35+07:00\" />\n<meta name=\"twitter:card\" content=\"summary_large_image\" />\n<meta name=\"twitter:title\" content=\"Lớp Scanner trong Java: Constructors, Methods và Code Example - CyStack Tutorial\" />\n<meta name=\"twitter:description\" content=\"Lớp Scanner trong Java là một phần của gói java.util. Nó được giới thiệu từ phiên bản Java 1.5. Scanner chủ yếu được dùng để nhận input từ người dùng và phân\" />\n<meta name=\"twitter:image\" content=\"https://s2.cystack.net/tutorial/22150626/lop-scanner-trong-java.jpg\" />\n<meta name=\"twitter:label1\" content=\"Written by\" />\n<meta name=\"twitter:data1\" content=\"Bao Tran\" />\n<meta name=\"twitter:label2\" content=\"Time to read\" />\n<meta name=\"twitter:data2\" content=\"6 minutes\" />\n<script type=\"application/ld+json\" class=\"rank-math-schema\">{\"@context\":\"https://schema.org\",\"@graph\":[{\"@type\":[\"Person\",\"Organization\"],\"@id\":\"https://blog.cystack.org/tutorial/#person\",\"name\":\"CyStack Tutorial\"},{\"@type\":\"WebSite\",\"@id\":\"https://blog.cystack.org/tutorial/#website\",\"url\":\"https://blog.cystack.org/tutorial\",\"name\":\"CyStack Tutorial\",\"publisher\":{\"@id\":\"https://blog.cystack.org/tutorial/#person\"},\"inLanguage\":\"en-US\"},{\"@type\":\"ImageObject\",\"@id\":\"https://s2.cystack.net/tutorial/22150626/lop-scanner-trong-java.jpg\",\"url\":\"https://s2.cystack.net/tutorial/22150626/lop-scanner-trong-java.jpg\",\"width\":\"1200\",\"height\":\"630\",\"caption\":\"L\\u1edbp Scanner trong Java\",\"inLanguage\":\"en-US\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https://blog.cystack.org/tutorial/2025/09/22/lop-scanner-trong-java-constructors-methods-va-code-example/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":\"1\",\"item\":{\"@id\":\"https://blog.cystack.org/tutorial\",\"name\":\"Home\"}},{\"@type\":\"ListItem\",\"position\":\"2\",\"item\":{\"@id\":\"https://blog.cystack.org/tutorial/category/java/\",\"name\":\"Java\"}},{\"@type\":\"ListItem\",\"position\":\"3\",\"item\":{\"@id\":\"https://blog.cystack.org/tutorial/2025/09/22/lop-scanner-trong-java-constructors-methods-va-code-example/\",\"name\":\"L\\u1edbp Scanner trong Java: Constructors, Methods v\\u00e0 Code Example\"}}]},{\"@type\":\"WebPage\",\"@id\":\"https://blog.cystack.org/tutorial/2025/09/22/lop-scanner-trong-java-constructors-methods-va-code-example/#webpage\",\"url\":\"https://blog.cystack.org/tutorial/2025/09/22/lop-scanner-trong-java-constructors-methods-va-code-example/\",\"name\":\"L\\u1edbp Scanner trong Java: Constructors, Methods v\\u00e0 Code Example - CyStack Tutorial\",\"datePublished\":\"2025-09-22T15:08:10+07:00\",\"dateModified\":\"2025-09-22T15:31:35+07:00\",\"isPartOf\":{\"@id\":\"https://blog.cystack.org/tutorial/#website\"},\"primaryImageOfPage\":{\"@id\":\"https://s2.cystack.net/tutorial/22150626/lop-scanner-trong-java.jpg\"},\"inLanguage\":\"en-US\",\"breadcrumb\":{\"@id\":\"https://blog.cystack.org/tutorial/2025/09/22/lop-scanner-trong-java-constructors-methods-va-code-example/#breadcrumb\"}},{\"@type\":\"Person\",\"@id\":\"https://blog.cystack.org/tutorial/author/baotran/\",\"name\":\"Bao Tran\",\"url\":\"https://blog.cystack.org/tutorial/author/baotran/\",\"image\":{\"@type\":\"ImageObject\",\"@id\":\"https://secure.gravatar.com/avatar/0cdd33c02ec4a531fcf557b9c1ccc276df0c69031b2382c959bcf335248e840c?s=96&d=mm&r=g\",\"url\":\"https://secure.gravatar.com/avatar/0cdd33c02ec4a531fcf557b9c1ccc276df0c69031b2382c959bcf335248e840c?s=96&d=mm&r=g\",\"caption\":\"Bao Tran\",\"inLanguage\":\"en-US\"}},{\"@type\":\"BlogPosting\",\"headline\":\"L\\u1edbp Scanner trong Java: Constructors, Methods v\\u00e0 Code Example - CyStack Tutorial\",\"keywords\":\"L\\u1edbp Scanner trong Java,java scanner\",\"datePublished\":\"2025-09-22T15:08:10+07:00\",\"dateModified\":\"2025-09-22T15:31:35+07:00\",\"articleSection\":\"Java\",\"author\":{\"@id\":\"https://blog.cystack.org/tutorial/author/baotran/\",\"name\":\"Bao Tran\"},\"publisher\":{\"@id\":\"https://blog.cystack.org/tutorial/#person\"},\"description\":\"L\\u1edbp Scanner trong Java l\\u00e0 m\\u1ed9t ph\\u1ea7n c\\u1ee7a g\\u00f3i java.util. N\\u00f3 \\u0111\\u01b0\\u1ee3c gi\\u1edbi thi\\u1ec7u t\\u1eeb phi\\u00ean b\\u1ea3n Java 1.5. Scanner ch\\u1ee7 y\\u1ebfu \\u0111\\u01b0\\u1ee3c d\\u00f9ng \\u0111\\u1ec3 nh\\u1eadn input t\\u1eeb ng\\u01b0\\u1eddi d\\u00f9ng v\\u00e0 ph\\u00e2n\",\"name\":\"L\\u1edbp Scanner trong Java: Constructors, Methods v\\u00e0 Code Example - CyStack Tutorial\",\"@id\":\"https://blog.cystack.org/tutorial/2025/09/22/lop-scanner-trong-java-constructors-methods-va-code-example/#richSnippet\",\"isPartOf\":{\"@id\":\"https://blog.cystack.org/tutorial/2025/09/22/lop-scanner-trong-java-constructors-methods-va-code-example/#webpage\"},\"image\":{\"@id\":\"https://s2.cystack.net/tutorial/22150626/lop-scanner-trong-java.jpg\"},\"inLanguage\":\"en-US\",\"mainEntityOfPage\":{\"@id\":\"https://blog.cystack.org/tutorial/2025/09/22/lop-scanner-trong-java-constructors-methods-va-code-example/#webpage\"}}]}</script>\n"}
