{"id":9644,"date":"2024-03-14T09:58:16","date_gmt":"2024-03-14T09:58:16","guid":{"rendered":"https:\/\/www.silicloud.com\/blog\/how-to-write-code-to-implement-a-calculator-in-java\/"},"modified":"2024-03-20T15:59:46","modified_gmt":"2024-03-20T15:59:46","slug":"how-to-write-code-to-implement-a-calculator-in-java","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/blog\/how-to-write-code-to-implement-a-calculator-in-java\/","title":{"rendered":"How to write code to implement a calculator in Java?"},"content":{"rendered":"<p>Here is a simple example of Java calculator code.<\/p>\n<pre class=\"post-pre\"><code><span class=\"hljs-keyword\">import<\/span> java.util.Scanner;\r\n\r\n<span class=\"hljs-keyword\">public<\/span> <span class=\"hljs-keyword\">class<\/span> <span class=\"hljs-title class_\">Calculator<\/span> {\r\n    <span class=\"hljs-keyword\">public<\/span> <span class=\"hljs-keyword\">static<\/span> <span class=\"hljs-keyword\">void<\/span> <span class=\"hljs-title function_\">main<\/span><span class=\"hljs-params\">(String[] args)<\/span> {\r\n        <span class=\"hljs-type\">Scanner<\/span> <span class=\"hljs-variable\">scanner<\/span> <span class=\"hljs-operator\">=<\/span> <span class=\"hljs-keyword\">new<\/span> <span class=\"hljs-title class_\">Scanner<\/span>(System.in);\r\n        \r\n        System.out.println(<span class=\"hljs-string\">\"Enter the first number: \"<\/span>);\r\n        <span class=\"hljs-type\">double<\/span> <span class=\"hljs-variable\">num1<\/span> <span class=\"hljs-operator\">=<\/span> scanner.nextDouble();\r\n        \r\n        System.out.println(<span class=\"hljs-string\">\"Enter the second number: \"<\/span>);\r\n        <span class=\"hljs-type\">double<\/span> <span class=\"hljs-variable\">num2<\/span> <span class=\"hljs-operator\">=<\/span> scanner.nextDouble();\r\n        \r\n        System.out.println(<span class=\"hljs-string\">\"Enter the operation (+, -, *, \/): \"<\/span>);\r\n        <span class=\"hljs-type\">char<\/span> <span class=\"hljs-variable\">operation<\/span> <span class=\"hljs-operator\">=<\/span> scanner.next().charAt(<span class=\"hljs-number\">0<\/span>);\r\n        \r\n        <span class=\"hljs-type\">double<\/span> <span class=\"hljs-variable\">result<\/span> <span class=\"hljs-operator\">=<\/span> <span class=\"hljs-number\">0<\/span>;\r\n        \r\n        <span class=\"hljs-keyword\">switch<\/span>(operation) {\r\n            <span class=\"hljs-keyword\">case<\/span> <span class=\"hljs-string\">'+'<\/span>:\r\n                result = num1 + num2;\r\n                <span class=\"hljs-keyword\">break<\/span>;\r\n            <span class=\"hljs-keyword\">case<\/span> <span class=\"hljs-string\">'-'<\/span>:\r\n                result = num1 - num2;\r\n                <span class=\"hljs-keyword\">break<\/span>;\r\n            <span class=\"hljs-keyword\">case<\/span> <span class=\"hljs-string\">'*'<\/span>:\r\n                result = num1 * num2;\r\n                <span class=\"hljs-keyword\">break<\/span>;\r\n            <span class=\"hljs-keyword\">case<\/span> <span class=\"hljs-string\">'\/'<\/span>:\r\n                result = num1 \/ num2;\r\n                <span class=\"hljs-keyword\">break<\/span>;\r\n            <span class=\"hljs-keyword\">default<\/span>:\r\n                System.out.println(<span class=\"hljs-string\">\"Invalid operation.\"<\/span>);\r\n        }\r\n        \r\n        System.out.println(<span class=\"hljs-string\">\"Result: \"<\/span> + result);\r\n        \r\n        scanner.close();\r\n    }\r\n}\r\n<\/code><\/pre>\n<p>This code takes in two numbers and an operator from the user, performs the corresponding operation based on the operator, and finally outputs the result. You can modify and expand this code according to your needs.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Here is a simple example of Java calculator code. import java.util.Scanner; public class Calculator { public static void main(String[] args) { Scanner scanner = new Scanner(System.in); System.out.println(&#8220;Enter the first number: &#8220;); double num1 = scanner.nextDouble(); System.out.println(&#8220;Enter the second number: &#8220;); double num2 = scanner.nextDouble(); System.out.println(&#8220;Enter the operation (+, -, *, \/): &#8220;); char operation = [&hellip;]<\/p>\n","protected":false},"author":8,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_import_markdown_pro_load_document_selector":0,"_import_markdown_pro_submit_text_textarea":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-9644","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>How to write code to implement a calculator in Java? - 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\/blog\/how-to-write-code-to-implement-a-calculator-in-java\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How to write code to implement a calculator in Java?\" \/>\n<meta property=\"og:description\" content=\"Here is a simple example of Java calculator code. import java.util.Scanner; public class Calculator { public static void main(String[] args) { Scanner scanner = new Scanner(System.in); System.out.println(&quot;Enter the first number: &quot;); double num1 = scanner.nextDouble(); System.out.println(&quot;Enter the second number: &quot;); double num2 = scanner.nextDouble(); System.out.println(&quot;Enter the operation (+, -, *, \/): &quot;); char operation = [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/blog\/how-to-write-code-to-implement-a-calculator-in-java\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/SiliCloudGlobal\/\" \/>\n<meta property=\"article:published_time\" content=\"2024-03-14T09:58:16+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-03-20T15:59:46+00:00\" \/>\n<meta name=\"author\" content=\"William Carter\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@SiliCloudGlobal\" \/>\n<meta name=\"twitter:site\" content=\"@SiliCloudGlobal\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"William Carter\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-to-write-code-to-implement-a-calculator-in-java\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-to-write-code-to-implement-a-calculator-in-java\/\"},\"author\":{\"name\":\"William Carter\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/#\/schema\/person\/f697031891aacefc4b681d139781d3c0\"},\"headline\":\"How to write code to implement a calculator in Java?\",\"datePublished\":\"2024-03-14T09:58:16+00:00\",\"dateModified\":\"2024-03-20T15:59:46+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-to-write-code-to-implement-a-calculator-in-java\/\"},\"wordCount\":55,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/#organization\"},\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-to-write-code-to-implement-a-calculator-in-java\/\",\"url\":\"https:\/\/www.silicloud.com\/blog\/how-to-write-code-to-implement-a-calculator-in-java\/\",\"name\":\"How to write code to implement a calculator in Java? - Blog - Silicon Cloud\",\"isPartOf\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/#website\"},\"datePublished\":\"2024-03-14T09:58:16+00:00\",\"dateModified\":\"2024-03-20T15:59:46+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-to-write-code-to-implement-a-calculator-in-java\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.silicloud.com\/blog\/how-to-write-code-to-implement-a-calculator-in-java\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-to-write-code-to-implement-a-calculator-in-java\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.silicloud.com\/blog\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"How to write code to implement a calculator in Java?\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/#website\",\"url\":\"https:\/\/www.silicloud.com\/blog\/\",\"name\":\"Silicon Cloud Blog\",\"description\":\"\",\"publisher\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/#organization\"},\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/#organization\",\"name\":\"Silicon Cloud Blog\",\"url\":\"https:\/\/www.silicloud.com\/blog\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/www.silicloud.com\/blog\/wp-content\/uploads\/2023\/11\/EN-SILICON-Full.png\",\"contentUrl\":\"https:\/\/www.silicloud.com\/blog\/wp-content\/uploads\/2023\/11\/EN-SILICON-Full.png\",\"width\":1024,\"height\":1024,\"caption\":\"Silicon Cloud Blog\"},\"image\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/#\/schema\/logo\/image\/\"},\"sameAs\":[\"https:\/\/www.facebook.com\/SiliCloudGlobal\/\",\"https:\/\/twitter.com\/SiliCloudGlobal\"]},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/#\/schema\/person\/f697031891aacefc4b681d139781d3c0\",\"name\":\"William Carter\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/1786698071dd8d74bec894b512f9e3c610c3a2a32985f67e688976cee3c8bbef?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/1786698071dd8d74bec894b512f9e3c610c3a2a32985f67e688976cee3c8bbef?s=96&d=mm&r=g\",\"caption\":\"William Carter\"},\"url\":\"https:\/\/www.silicloud.com\/blog\/author\/williamcarter\/\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"How to write code to implement a calculator in Java? - Blog - Silicon Cloud","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.silicloud.com\/blog\/how-to-write-code-to-implement-a-calculator-in-java\/","og_locale":"en_US","og_type":"article","og_title":"How to write code to implement a calculator in Java?","og_description":"Here is a simple example of Java calculator code. import java.util.Scanner; public class Calculator { public static void main(String[] args) { Scanner scanner = new Scanner(System.in); System.out.println(\"Enter the first number: \"); double num1 = scanner.nextDouble(); System.out.println(\"Enter the second number: \"); double num2 = scanner.nextDouble(); System.out.println(\"Enter the operation (+, -, *, \/): \"); char operation = [&hellip;]","og_url":"https:\/\/www.silicloud.com\/blog\/how-to-write-code-to-implement-a-calculator-in-java\/","og_site_name":"Blog - Silicon Cloud","article_publisher":"https:\/\/www.facebook.com\/SiliCloudGlobal\/","article_published_time":"2024-03-14T09:58:16+00:00","article_modified_time":"2024-03-20T15:59:46+00:00","author":"William Carter","twitter_card":"summary_large_image","twitter_creator":"@SiliCloudGlobal","twitter_site":"@SiliCloudGlobal","twitter_misc":{"Written by":"William Carter","Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.silicloud.com\/blog\/how-to-write-code-to-implement-a-calculator-in-java\/#article","isPartOf":{"@id":"https:\/\/www.silicloud.com\/blog\/how-to-write-code-to-implement-a-calculator-in-java\/"},"author":{"name":"William Carter","@id":"https:\/\/www.silicloud.com\/blog\/#\/schema\/person\/f697031891aacefc4b681d139781d3c0"},"headline":"How to write code to implement a calculator in Java?","datePublished":"2024-03-14T09:58:16+00:00","dateModified":"2024-03-20T15:59:46+00:00","mainEntityOfPage":{"@id":"https:\/\/www.silicloud.com\/blog\/how-to-write-code-to-implement-a-calculator-in-java\/"},"wordCount":55,"commentCount":0,"publisher":{"@id":"https:\/\/www.silicloud.com\/blog\/#organization"},"inLanguage":"en-US"},{"@type":"WebPage","@id":"https:\/\/www.silicloud.com\/blog\/how-to-write-code-to-implement-a-calculator-in-java\/","url":"https:\/\/www.silicloud.com\/blog\/how-to-write-code-to-implement-a-calculator-in-java\/","name":"How to write code to implement a calculator in Java? - Blog - Silicon Cloud","isPartOf":{"@id":"https:\/\/www.silicloud.com\/blog\/#website"},"datePublished":"2024-03-14T09:58:16+00:00","dateModified":"2024-03-20T15:59:46+00:00","breadcrumb":{"@id":"https:\/\/www.silicloud.com\/blog\/how-to-write-code-to-implement-a-calculator-in-java\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.silicloud.com\/blog\/how-to-write-code-to-implement-a-calculator-in-java\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.silicloud.com\/blog\/how-to-write-code-to-implement-a-calculator-in-java\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.silicloud.com\/blog\/"},{"@type":"ListItem","position":2,"name":"How to write code to implement a calculator in Java?"}]},{"@type":"WebSite","@id":"https:\/\/www.silicloud.com\/blog\/#website","url":"https:\/\/www.silicloud.com\/blog\/","name":"Silicon Cloud Blog","description":"","publisher":{"@id":"https:\/\/www.silicloud.com\/blog\/#organization"},"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/www.silicloud.com\/blog\/#organization","name":"Silicon Cloud Blog","url":"https:\/\/www.silicloud.com\/blog\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.silicloud.com\/blog\/#\/schema\/logo\/image\/","url":"https:\/\/www.silicloud.com\/blog\/wp-content\/uploads\/2023\/11\/EN-SILICON-Full.png","contentUrl":"https:\/\/www.silicloud.com\/blog\/wp-content\/uploads\/2023\/11\/EN-SILICON-Full.png","width":1024,"height":1024,"caption":"Silicon Cloud Blog"},"image":{"@id":"https:\/\/www.silicloud.com\/blog\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/SiliCloudGlobal\/","https:\/\/twitter.com\/SiliCloudGlobal"]},{"@type":"Person","@id":"https:\/\/www.silicloud.com\/blog\/#\/schema\/person\/f697031891aacefc4b681d139781d3c0","name":"William Carter","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.silicloud.com\/blog\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/1786698071dd8d74bec894b512f9e3c610c3a2a32985f67e688976cee3c8bbef?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/1786698071dd8d74bec894b512f9e3c610c3a2a32985f67e688976cee3c8bbef?s=96&d=mm&r=g","caption":"William Carter"},"url":"https:\/\/www.silicloud.com\/blog\/author\/williamcarter\/"}]}},"_links":{"self":[{"href":"https:\/\/www.silicloud.com\/blog\/wp-json\/wp\/v2\/posts\/9644","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.silicloud.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.silicloud.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.silicloud.com\/blog\/wp-json\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/www.silicloud.com\/blog\/wp-json\/wp\/v2\/comments?post=9644"}],"version-history":[{"count":1,"href":"https:\/\/www.silicloud.com\/blog\/wp-json\/wp\/v2\/posts\/9644\/revisions"}],"predecessor-version":[{"id":42832,"href":"https:\/\/www.silicloud.com\/blog\/wp-json\/wp\/v2\/posts\/9644\/revisions\/42832"}],"wp:attachment":[{"href":"https:\/\/www.silicloud.com\/blog\/wp-json\/wp\/v2\/media?parent=9644"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.silicloud.com\/blog\/wp-json\/wp\/v2\/categories?post=9644"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.silicloud.com\/blog\/wp-json\/wp\/v2\/tags?post=9644"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}