{"id":3111,"date":"2022-09-13T12:46:10","date_gmt":"2022-09-13T07:46:10","guid":{"rendered":"https:\/\/www.edopedia.com\/blog\/?p=3111"},"modified":"2022-09-13T12:56:06","modified_gmt":"2022-09-13T07:56:06","slug":"math-scientific-calculator-in-javascript-html-css","status":"publish","type":"post","link":"https:\/\/www.edopedia.com\/blog\/math-scientific-calculator-in-javascript-html-css\/","title":{"rendered":"Math Scientific Calculator in JavaScript, HTML, and CSS"},"content":{"rendered":"\n

JavaScript Scientific Calculator Source Code<\/h2>\n\n\n\n

index.html<\/h3>\n\n\n\n
<html>\n  <head>\n    <script src="script.js" type="text\/javascript">   \n    <\/script>\n    <link rel="stylesheet" href="styles.css" \/>\n  <\/head>\n  \n  <body>\n    <div class=main>\n    <h1>HTML Scientific Calculator<\/h1>\n    <p align="right" id="info"><b>RAD<\/b><\/p>\n    <form name="form">\n      <input name="textinput" class="textinput" \/>\n    <\/form>\n    \n    <table>\n      <tr>\n        <td><button onclick="clean()">C<\/button><\/td>\n        <td><button onclick="back()">DEL<\/button><\/td>\n        <td><button onclick="insert('+')">+<\/button><\/td>\n        <td><button onclick="insert('-')">-<\/button><\/td>\n        <td><button onclick="calc_sin()">sin<\/button><\/td>\n        <td><button onclick="insert('**')">^<\/button><\/td>\n        <td rowspan = 2><button style="height:165" onclick="calc_exp()">exp<\/button><\/td>\n      <\/tr>\n      <tr>\n      <td><button onclick="insert(1)">1<\/button><\/td>\n      <td><button onclick="insert(2)">2<\/button><\/td>\n      <td><button onclick="insert(3)">3<\/button><\/td>\n      <td><button onclick="insert('*')">*<\/button><\/td>\n      <td><button onclick="calc_cos()">cos<\/button><\/td>\n      <td><button id="deg" onclick="calc_deg()">deg<\/button><\/td>\n      <\/tr>\n      <tr>\n      <td><button onclick="insert(4)">4<\/button><\/td>\n      <td><button onclick="insert(5)">5<\/button><\/td>\n      <td><button onclick="insert(6)">6<\/button><\/td>\n      <td><button onclick="insert('\/')">\/<\/button><\/td>\n      <td><button onclick="calc_tan()">tan<\/button><\/td>\n      <td><button id="rad" style="border: solid red" onclick="calc_rad()">rad<\/button><\/td>\n      <td><button><a href="https:\/\/www.youtube.com\/watch?v=nc0vprSyOD0">YT<\/a><br \/><a href="https:\/\/github.com\/OrangoMango\/HTML-Scientific-Calculator">GIT<\/a><\/button><\/td>\n      <\/tr>\n      <tr>\n      <td><button onclick="insert(7)">7<\/button><\/td>\n      <td><button onclick="insert(8)">8<\/button><\/td>\n      <td><button onclick="insert(9)">9<\/button><\/td>\n      <td><button onclick="calc_sqrt()">sqrt<\/button><\/td>\n      <td><button onclick="insert('(')">(<\/button><\/td>\n      <td rowspan = 2><button style="height:165" onclick="calc_log()">ln<\/button><\/td>\n      <td rowspan = 2><button style="height:165" onclick="calculate()">=<\/button><\/td>\n      <\/tr>\n      <tr>\n      <td colspan=2><button style="width:165" onclick="insert(0)">0<\/button><\/td>\n      <td><button onclick="insert('.')">.<\/button><\/td>\n      <td><button onclick="calc_percent()">%<\/button><\/td>\n      <td><button onclick="insert(')')">)<\/button><\/td>\n      <\/tr>\n    <\/table>\n    <\/div>\n  <\/body>\n<\/html><\/pre><\/div>\n\n\n\n
styles.css<\/h3>\n\n\n\n
button {\n        width: 80;\n        height: 80;\n        font-size: 25;\n        border: solid;\n}\n      \n.textinput {\n        width: 590;\n        height: 50;\n        border: solid;\n        font-size: 25;\n        color: #43d995;\n}\n      \n.main {\n        position: absolute;\n        border: solid;\n        background: linear-gradient(yellow, green);\n}<\/pre><\/div>\n\n\n\n
script.js<\/h3>\n\n\n\n
var selection = "rad"\n     \nfunction insert(num){\n    var text = document.form.textinput.value\n    document.form.textinput.value = text + num\n}\n\nfunction clean(){\n    document.form.textinput.value = ""\n}\n     \nfunction calculate(){\n    var text = document.form.textinput.value\n    document.form.textinput.value = eval(text)\n}\n     \nfunction back(){\n     var text = document.form.textinput.value\n     document.form.textinput.value = text.substring(0,text.length-1)\n}\n     \nfunction calc_sin(){\n     var text = document.form.textinput.value\n     if (selection == "rad"){\n       document.form.textinput.value = Math.sin(text)\n     } else if (selection == "deg"){\n       document.form.textinput.value = Math.sin(text * (Math.PI \/ 180))\n     }\n   }\n     \nfunction calc_cos(){\n   var text = document.form.textinput.value\n   if (selection == "rad"){\n     document.form.textinput.value = Math.cos(text)\n   } else if (selection == "deg"){\n     document.form.textinput.value = Math.cos(text * (Math.PI \/ 180))\n   }\n }\n     \nfunction calc_tan(){\n   var text = document.form.textinput.value\n   if (selection == "rad"){\n     document.form.textinput.value = Math.tan(text)\n   } else if (selection == "deg"){\n     document.form.textinput.value = Math.tan(text * (Math.PI \/ 180))\n   }\n }\n \n function calc_sqrt(){\n var text = document.form.textinput.value\n document.form.textinput.value = Math.sqrt(text)\n }\n \n function calc_percent(){\n var text = document.form.textinput.value\n document.form.textinput.value = text\/100\n }\n \n function change_label_selection(){\n   var label = document.getElementById("info")\n   label.innerHTML = "<b>"+selection.toUpperCase()+"<\/b>"\n }\n \n function calc_deg(){\n   var element = document.getElementById("deg")\n   element.style = "border: solid red"\n   var element2 = document.getElementById("rad")\n   element2.style = "border solid"\n   \n   selection = "deg" \/\/Set selection to deg\n   change_label_selection()\n }\n \n function calc_rad(){\n   var element2 = document.getElementById("rad")\n   element2.style = "border: solid red"\n   var element = document.getElementById("deg")\n   element.style = "border: solid"\n   \n   selection = "rad" \/\/Set selection to rad\n   change_label_selection()\n }\n \n function calc_log(){\n    var text = document.form.textinput.value\n    document.form.textinput.value = Math.log(text)\n }\n \n function calc_exp(){\n    var text = document.form.textinput.value\n    document.form.textinput.value = Math.exp(text)\n }<\/pre><\/div>\n","protected":false},"excerpt":{"rendered":"
JavaScript Scientific Calculator Source Code index.html styles.css script.js<\/p>\n","protected":false},"author":1,"featured_media":3113,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[112],"tags":[],"class_list":["post-3111","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tutorials"],"yoast_head":"\nMath Scientific Calculator in JavaScript, HTML, and CSS<\/title>\n<meta name=\"description\" content=\"JavaScript Scientific Calculator Source Code index.html <html> <head> <script src="script.js"\" \/>\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.edopedia.com\/blog\/math-scientific-calculator-in-javascript-html-css\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Math Scientific Calculator in JavaScript, HTML, and CSS\" \/>\n<meta property=\"og:description\" content=\"JavaScript Scientific Calculator Source Code index.html <html> <head> <script src="script.js"\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.edopedia.com\/blog\/math-scientific-calculator-in-javascript-html-css\/\" \/>\n<meta property=\"og:site_name\" content=\"Edopedia\" \/>\n<meta property=\"article:author\" content=\"trulyfurqan\" \/>\n<meta property=\"article:published_time\" content=\"2022-09-13T07:46:10+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2022-09-13T07:56:06+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.edopedia.com\/blog\/wp-content\/uploads\/2022\/09\/javascript_scientific_calculator.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"880\" \/>\n\t<meta property=\"og:image:height\" content=\"495\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Furqan\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Furqan\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutes\" \/>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Math Scientific Calculator in JavaScript, HTML, and CSS","description":"JavaScript Scientific Calculator Source Code index.html <html> <head> <script src="script.js"","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.edopedia.com\/blog\/math-scientific-calculator-in-javascript-html-css\/","og_locale":"en_US","og_type":"article","og_title":"Math Scientific Calculator in JavaScript, HTML, and CSS","og_description":"JavaScript Scientific Calculator Source Code index.html <html> <head> <script src="script.js"","og_url":"https:\/\/www.edopedia.com\/blog\/math-scientific-calculator-in-javascript-html-css\/","og_site_name":"Edopedia","article_author":"trulyfurqan","article_published_time":"2022-09-13T07:46:10+00:00","article_modified_time":"2022-09-13T07:56:06+00:00","og_image":[{"width":880,"height":495,"url":"https:\/\/www.edopedia.com\/blog\/wp-content\/uploads\/2022\/09\/javascript_scientific_calculator.jpg","type":"image\/jpeg"}],"author":"Furqan","twitter_card":"summary_large_image","twitter_misc":{"Written by":"Furqan","Est. reading time":"2 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.edopedia.com\/blog\/math-scientific-calculator-in-javascript-html-css\/#article","isPartOf":{"@id":"https:\/\/www.edopedia.com\/blog\/math-scientific-calculator-in-javascript-html-css\/"},"author":{"name":"Furqan","@id":"https:\/\/www.edopedia.com\/blog\/#\/schema\/person\/3951cb19e3aa56df09e408c98aa02339"},"headline":"Math Scientific Calculator in JavaScript, HTML, and CSS","datePublished":"2022-09-13T07:46:10+00:00","dateModified":"2022-09-13T07:56:06+00:00","mainEntityOfPage":{"@id":"https:\/\/www.edopedia.com\/blog\/math-scientific-calculator-in-javascript-html-css\/"},"wordCount":19,"commentCount":0,"publisher":{"@id":"https:\/\/www.edopedia.com\/blog\/#organization"},"image":{"@id":"https:\/\/www.edopedia.com\/blog\/math-scientific-calculator-in-javascript-html-css\/#primaryimage"},"thumbnailUrl":"https:\/\/www.edopedia.com\/blog\/wp-content\/uploads\/2022\/09\/javascript_scientific_calculator.jpg","articleSection":["Tutorials"],"inLanguage":"en-US","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/www.edopedia.com\/blog\/math-scientific-calculator-in-javascript-html-css\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/www.edopedia.com\/blog\/math-scientific-calculator-in-javascript-html-css\/","url":"https:\/\/www.edopedia.com\/blog\/math-scientific-calculator-in-javascript-html-css\/","name":"Math Scientific Calculator in JavaScript, HTML, and CSS","isPartOf":{"@id":"https:\/\/www.edopedia.com\/blog\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.edopedia.com\/blog\/math-scientific-calculator-in-javascript-html-css\/#primaryimage"},"image":{"@id":"https:\/\/www.edopedia.com\/blog\/math-scientific-calculator-in-javascript-html-css\/#primaryimage"},"thumbnailUrl":"https:\/\/www.edopedia.com\/blog\/wp-content\/uploads\/2022\/09\/javascript_scientific_calculator.jpg","datePublished":"2022-09-13T07:46:10+00:00","dateModified":"2022-09-13T07:56:06+00:00","description":"JavaScript Scientific Calculator Source Code index.html <html> <head> <script src="script.js"","breadcrumb":{"@id":"https:\/\/www.edopedia.com\/blog\/math-scientific-calculator-in-javascript-html-css\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.edopedia.com\/blog\/math-scientific-calculator-in-javascript-html-css\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.edopedia.com\/blog\/math-scientific-calculator-in-javascript-html-css\/#primaryimage","url":"https:\/\/www.edopedia.com\/blog\/wp-content\/uploads\/2022\/09\/javascript_scientific_calculator.jpg","contentUrl":"https:\/\/www.edopedia.com\/blog\/wp-content\/uploads\/2022\/09\/javascript_scientific_calculator.jpg","width":880,"height":495,"caption":"JavaScript Scientific Calculator"},{"@type":"BreadcrumbList","@id":"https:\/\/www.edopedia.com\/blog\/math-scientific-calculator-in-javascript-html-css\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.edopedia.com\/blog\/"},{"@type":"ListItem","position":2,"name":"Math Scientific Calculator in JavaScript, HTML, and CSS"}]},{"@type":"WebSite","@id":"https:\/\/www.edopedia.com\/blog\/#website","url":"https:\/\/www.edopedia.com\/blog\/","name":"Edopedia","description":"Coding\/Programming Blog","publisher":{"@id":"https:\/\/www.edopedia.com\/blog\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.edopedia.com\/blog\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/www.edopedia.com\/blog\/#organization","name":"Edopedia","url":"https:\/\/www.edopedia.com\/blog\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.edopedia.com\/blog\/#\/schema\/logo\/image\/","url":"https:\/\/www.edopedia.com\/blog\/wp-content\/uploads\/2017\/10\/edopedia_icon_text_10.jpg","contentUrl":"https:\/\/www.edopedia.com\/blog\/wp-content\/uploads\/2017\/10\/edopedia_icon_text_10.jpg","width":400,"height":100,"caption":"Edopedia"},"image":{"@id":"https:\/\/www.edopedia.com\/blog\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"https:\/\/www.edopedia.com\/blog\/#\/schema\/person\/3951cb19e3aa56df09e408c98aa02339","name":"Furqan","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.edopedia.com\/blog\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/e5e68aef3ad8f0b83d56f4953c512c8e57bd2e6dc64daec33b5d0495d9058f51?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/e5e68aef3ad8f0b83d56f4953c512c8e57bd2e6dc64daec33b5d0495d9058f51?s=96&d=mm&r=g","caption":"Furqan"},"description":"Well. I've been working for the past three years as a web designer and developer. I have successfully created websites for small to medium sized companies as part of my freelance career. During that time I've also completed my bachelor's in Information Technology.","sameAs":["http:\/\/www.edopedia.com\/blog\/","trulyfurqan"],"url":"https:\/\/www.edopedia.com\/blog\/author\/furqan\/"}]}},"_links":{"self":[{"href":"https:\/\/www.edopedia.com\/blog\/wp-json\/wp\/v2\/posts\/3111","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.edopedia.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.edopedia.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.edopedia.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.edopedia.com\/blog\/wp-json\/wp\/v2\/comments?post=3111"}],"version-history":[{"count":1,"href":"https:\/\/www.edopedia.com\/blog\/wp-json\/wp\/v2\/posts\/3111\/revisions"}],"predecessor-version":[{"id":3112,"href":"https:\/\/www.edopedia.com\/blog\/wp-json\/wp\/v2\/posts\/3111\/revisions\/3112"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.edopedia.com\/blog\/wp-json\/wp\/v2\/media\/3113"}],"wp:attachment":[{"href":"https:\/\/www.edopedia.com\/blog\/wp-json\/wp\/v2\/media?parent=3111"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.edopedia.com\/blog\/wp-json\/wp\/v2\/categories?post=3111"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.edopedia.com\/blog\/wp-json\/wp\/v2\/tags?post=3111"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}