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    "question_id": "10062243",
    "url": "\/study-help\/questions\/fix-the-html-so-there-is-no-more-embedded-javascript-10062243",
    "question_creation_date_js": "2024-09-10T10:17:24-04:00",
    "question_creation_date": "Sep 10, 2024 10:17 AM",
    "meta_title": "[Solved] Fix the HTML so there is no more embedded | SolutionInn",
    "meta_description": "Answer of - Fix the HTML so there is no more embedded Javascript HTML CODE: Calculator My Calculator This web page requires JavaSc | SolutionInn",
    "meta_keywords": "fix,html,embedded,javascript,code,calculator,web,page,requires,enabled,browser,enter",
    "question_title_h1": "Fix the HTML so there is no more embedded Javascript HTML CODE: Calculator My Calculator This web page requires JavaScript to be enabled on your",
    "question_title": "Fix the HTML so there is no more embedded Javascript HTML CODE:",
    "question_title_for_js_snippet": "Fix the HTML so there is no more embedded Javascript HTML CODE  Calculator My Calculator This web page requires JavaScript to be enabled on your browser  Please enter a numeric value or use the number buttons below  Validate HTML Validate CSS                                                      JAVA SCRIPT                                                          Global variables var prevCalc   0  var calc         The following function displays a number in the textfield when a number is clicked    Note that it keeps concatenating numbers which are clicked  function showNum(value)   document frmCalc txtNumber value    value      The following function decreases the value of displayed number by 1    isNaN method checks whether the value passed to the method is a number or not  function decrement()   var num   parseFloat(document frmCalc txtNumber value)  if ( (isNaN(num)))   num    document frmCalc txtNumber value   num        The following function increases the value of displayed number by 1    isNaN method checks whether the value passed to the method is a number or not  function increment()   var num   parseFloat(document frmCalc txtNumber value)  if ( (isNaN(num)))   num    document frmCalc txtNumber value   num        The following function is called when  sqrt  button is clicked    Note that it also changes the values of the global variables  function sqrt()   var num   parseFloat(document frmCalc txtNumber value)  if ( (isNaN(num)))   var sqrtvalue   Math sqrt(num)  document frmCalc txtNumber value   sqrtvalue        The following function is called when  floor  button is clicked    Note that it also changes the values of the global variables  function floor()   var num   parseFloat(document frmCalc txtNumber value)  if ( (isNaN(num)))   var floorvalue   Math floor(num)  document frmCalc txtNumber value   floorvalue        The following function is called when  round  button is clicked    Note that it also changes the values of the global variables  function round()   var num   parseFloat(document frmCalc txtNumber value)  if ( (isNaN(num)))   var roundvalue   Math round(num)  document frmCalc txtNumber value   roundvalue        The following function is called when  square  button is clicked    Note that it also changes the values of the global variables  function square()   var num   parseFloat(document frmCalc txtNumber value)  if ( (isNaN(num)))   var powvalue   Math pow(num, 2)  document frmCalc txtNumber value   powvalue        The following function is called when  Add  button is clicked    Note that it also changes the values of the global variables  function add()   var num   parseFloat(document frmCalc txtNumber value)  if ( (isNaN(num)))   prevCalc   num  document frmCalc txtNumber value       calc    Add         The following function is called when  Subtract  button is clicked    Note that it also changes the values of the global variables  function subtract()   var num   parseFloat(document frmCalc txtNumber value)  if ( (isNaN(num)))   prevCalc   num  document frmCalc txtNumber value       calc    Subtract         The following function is called when  Multiply  button is clicked    Note that it also changes the values of the global variables  function multiply()   var num   parseFloat(document frmCalc txtNumber value)  if ( (isNaN(num)))   prevCalc   num  document frmCalc txtNumber value       calc    Multiply         The following function is called when  Divide  button is clicked    Note that it also changes the values of the global variables  function divide()   var num   parseFloat(document frmCalc txtNumber value)  if ( (isNaN(num)))   prevCalc   num  document frmCalc txtNumber value       calc    Divide         The following function is called when  Power  button is clicked    Note that it also changes the values of the global variables  function power()   var num   parseFloat(document frmCalc txtNumber value)  if ( (isNaN(num)))   prevCalc   num  document frmCalc txtNumber value       calc    Power         The following function is called when  Calculate  button is clicked    Note that this function is dependent on the value of global variable  function calculate()   var num   parseFloat(document frmCalc txtNumber value)  if ( (isNaN(num)))   var total   0  if (calc     Add )  total   prevCalc   num  document frmCalc txtNumber value   total    else if (calc     Subtract )   total   prevCalc   num  document frmCalc txtNumber value   total    else if (calc     Multiply )   total   prevCalc   num  document frmCalc txtNumber value   total    else if (calc     Divide )   total   prevCalc   num  document frmCalc txtNumber value   total    else if (calc     Power )   total   Math pow(prevCalc, num)  document frmCalc txtNumber value   total        function clear()   document frmCalc txtNumber value       prevCalc   0  calc        ",
    "question_description": "<p>Fix the HTML so there is no more embedded Javascript<\/p> <p> <\/p> <p>HTML CODE:<\/p> <p> <\/p> <p><!doctype html><\/p> <p><html lang=\"en\"><\/p> <p> <\/p> <p><head><\/p> <p> <\/p> <p> <title>Calculator<\/title><\/p> <p> <!-- Meta tag for keywords --><\/p> <p> <meta name=\"keywords\" content=\"Calculator\" ><\/p> <p> <!-- Meta tag for description --><\/p> <p> <meta name=\"description\" content=\"ITIS 2300 Lab 8\" ><\/p> <p><!-- Meta tag for character encoding --><\/p> <p> <meta charset=\"UTF-8\"><\/p> <p> <!--External Stylesheet --><\/p> <p> <link rel=\"stylesheet\" type=\"text\/css\" href=\"Lab8.css\"><\/p> <p><!-- JavaScript function declarations --><\/p> <p> <script src=\"Lab8_Solution.js\"><\/script><\/p> <p> <\/p> <p><\/head><\/p> <p> <\/p> <p><body><\/p> <p> <header><\/p> <p><h1>My Calculator<\/h1><\/p> <p><!-- For people who don't have JavaScript enabled--><\/p> <p><noscript>This web page requires JavaScript to be enabled on your browser.<\/noscript><\/p> <p><\/header><\/p> <p> <\/p> <p> <\/p> <p><main id=\"calc\"><\/p> <p> <\/p> <p><!-- form for user input that represents a calculator --><\/p> <p><form name=\"frmCalc\" id=\"frmCalc\"><\/p> <p><p>Please enter a numeric value or use the number buttons below.<\/p><\/p> <p><!-- Text Box to enter a numeric value --><\/p> <p><input type=\"text\" name=\"txtNumber\" value=\"\" size=\"20\" \/><br \/><br\/><\/p> <p><!-- Number buttons --><\/p> <p><input type=\"button\" value=\"1\" name=\"btn1\" onclick=\"showNum(1)\" \/><\/p> <p><input type=\"button\" value=\"2\" name=\"btn2\" onclick=\"showNum(2)\" \/><\/p> <p><input type=\"button\" value=\"3\" name=\"btn3\" onclick=\"showNum(3)\" \/><\/p> <p><!-- ADD: Sets up operation to add current number to next number entered --><\/p> <p><input type=\"button\" value=\"+\" name=\"btnPlus\" onclick=\"add()\" \/><br\/><\/p> <p><!-- Number buttons --><\/p> <p><input type=\"button\" value=\"4\" name=\"btn4\" onclick=\"showNum(4)\" \/><\/p> <p><input type=\"button\" value=\"5\" name=\"btn5\" onclick=\"showNum(5)\" \/><\/p> <p><input type=\"button\" value=\"6\" name=\"btn6\" onclick=\"showNum(6)\" \/><\/p> <p><!-- *** Subtract *** --><\/p> <p><input type=\"button\" value=\"-\" name=\"btnMinus\" onclick=\"subtract()\" \/><br\/><\/p> <p><!-- Number buttons --><\/p> <p><input type=\"button\" value=\"7\" name=\"btn7\" onclick=\"showNum(7)\" \/><\/p> <p><input type=\"button\" value=\"8\" name=\"btn8\" onclick=\"showNum(8)\" \/><\/p> <p><input type=\"button\" value=\"9\" name=\"btn9\" onclick=\"showNum(9)\" \/><\/p> <p><!-- *** Multiply *** --><\/p> <p><input type=\"button\" value=\"*\" name=\"btnTimes\" onclick=\"multiply()\" \/><br\/><\/p> <p><!-- Number buttons --><\/p> <p><input type=\"button\" value=\"0\" name=\"btn0\" onclick=\"showNum(0)\" \/><\/p> <p> <\/p> <p><!-- *** Power Takes two values n^y *** --><\/p> <p><input type=\"button\" value=\"^\" name=\"btnPow\" onclick=\"power()\"\/><\/p> <p><!-- *** Power2 *** Takes one value n^2--><\/p> <p><input type=\"button\" value=\"^2\" name=\"btnPow2\" onclick=\"square()\"\/><\/p> <p><!-- *** Divide *** --><\/p> <p><input type=\"button\" value=\"\/\" name=\"btnDivide\" onclick=\"divide()\"\/><\/p> <p> <\/p> <p><br \/><\/p> <p><!-- Decrements value currently displayed --><\/p> <p><input type=\"button\" value=\"--\" name=\"btnDecrement\" onclick=\"decrement()\" \/><\/p> <p><!-- *** Increment *** --><\/p> <p><input type=\"button\" value=\"++\" name=\"btnIncrement\" onclick=\"increment()\"\/><\/p> <p><!-- *** Square Root *** --><\/p> <p><input type=\"button\" value=\"sqrt()\" name=\"btnSqrt\" onclick=\"sqrt()\"\/><br \/><\/p> <p> <\/p> <p><!-- Calculates the floor of the current number being displayed --><\/p> <p><input type=\"button\" value=\"Floor\" name=\"btnFloor\" onclick=\"floor()\" \/> <\/p> <p> <\/p> <p><!-- *** Round *** --><\/p> <p><input type=\"button\" value=\"Round\" name=\"btnRound\" onclick=\"round()\"\/><\/p> <p><!-- *** Decimal *** --><\/p> <p><input type=\"button\" value=\".\" name=\"btnDecimal\" onclick=\"showNum('.')\" \/><\/p> <p><br\/><br\/><\/p> <p> <\/p> <p><input type=\"reset\" name=\"btnReset\" value=\"Clear\" onclick=\"clear()\" \/><\/p> <p><input type=\"button\" name=\"btnCalc\" value=\"Calculate\" onclick=\"calculate()\" \/><\/p> <p><\/form><\/p> <p> <\/main><\/p> <p><footer id=\"Validation\"><\/p> <p><br\/><\/p> <p>Validate HTML <\/p> <p>Validate CSS<\/p> <p><\/footer><\/p> <p> <\/p> <p><\/body><\/p> <p><\/html><\/p> <p>____________________________________________________<\/p> <p>JAVA SCRIPT<\/p> <p>_______________________________________________________<\/p> <p>\/Global variables<\/p> <p>var prevCalc = 0;<\/p> <p>var calc = \"\";<\/p> <p> <\/p> <p> <\/p> <p> <\/p> <p> <\/p> <p>\/\/The following function displays a number in the textfield when a number is clicked.<\/p> <p>\/\/Note that it keeps concatenating numbers which are clicked.<\/p> <p>function showNum(value) {<\/p> <p> document.frmCalc.txtNumber.value += value;<\/p> <p>}<\/p> <p> <\/p> <p>\/\/The following function decreases the value of displayed number by 1.<\/p> <p>\/\/isNaN method checks whether the value passed to the method is a number or not.<\/p> <p>function decrement() {<\/p> <p> var num = parseFloat(document.frmCalc.txtNumber.value);<\/p> <p> if (!(isNaN(num))) {<\/p> <p> num--;<\/p> <p> document.frmCalc.txtNumber.value = num;<\/p> <p> }<\/p> <p>}<\/p> <p> <\/p> <p>\/\/The following function increases the value of displayed number by 1.<\/p> <p>\/\/isNaN method checks whether the value passed to the method is a number or not.<\/p> <p>function increment() {<\/p> <p> var num = parseFloat(document.frmCalc.txtNumber.value);<\/p> <p> if (!(isNaN(num))) {<\/p> <p> num++;<\/p> <p> document.frmCalc.txtNumber.value = num;<\/p> <p> }<\/p> <p>}<\/p> <p> <\/p> <p>\/\/The following function is called when \"sqrt\" button is clicked.<\/p> <p>\/\/Note that it also changes the values of the global variables.<\/p> <p>function sqrt() {<\/p> <p> var num = parseFloat(document.frmCalc.txtNumber.value);<\/p> <p> if (!(isNaN(num))) {<\/p> <p> var sqrtvalue = Math.sqrt(num);<\/p> <p> document.frmCalc.txtNumber.value = sqrtvalue;<\/p> <p> }<\/p> <p>}<\/p> <p> <\/p> <p>\/\/The following function is called when \"floor\" button is clicked.<\/p> <p>\/\/Note that it also changes the values of the global variables.<\/p> <p>function floor() {<\/p> <p> var num = parseFloat(document.frmCalc.txtNumber.value);<\/p> <p> if (!(isNaN(num))) {<\/p> <p> var floorvalue = Math.floor(num);<\/p> <p> document.frmCalc.txtNumber.value = floorvalue;<\/p> <p> }<\/p> <p>}<\/p> <p> <\/p> <p>\/\/The following function is called when \"round\" button is clicked.<\/p> <p>\/\/Note that it also changes the values of the global variables.<\/p> <p>function round() {<\/p> <p> var num = parseFloat(document.frmCalc.txtNumber.value);<\/p> <p> if (!(isNaN(num))) {<\/p> <p> var roundvalue = Math.round(num);<\/p> <p> document.frmCalc.txtNumber.value = roundvalue;<\/p> <p> }<\/p> <p>}<\/p> <p> <\/p> <p>\/\/The following function is called when \"square\" button is clicked.<\/p> <p>\/\/Note that it also changes the values of the global variables.<\/p> <p>function square() {<\/p> <p> var num = parseFloat(document.frmCalc.txtNumber.value);<\/p> <p> if (!(isNaN(num))) {<\/p> <p> var powvalue = Math.pow(num, 2);<\/p> <p> document.frmCalc.txtNumber.value = powvalue;<\/p> <p> }<\/p> <p>}<\/p> <p> <\/p> <p>\/\/The following function is called when \"Add\" button is clicked.<\/p> <p>\/\/Note that it also changes the values of the global variables.<\/p> <p>function add() {<\/p> <p> var num = parseFloat(document.frmCalc.txtNumber.value);<\/p> <p> if (!(isNaN(num))) {<\/p> <p> prevCalc = num;<\/p> <p> document.frmCalc.txtNumber.value = \"\";<\/p> <p> calc = \"Add\";<\/p> <p> }<\/p> <p>}<\/p> <p> <\/p> <p>\/\/The following function is called when \"Subtract\" button is clicked.<\/p> <p>\/\/Note that it also changes the values of the global variables.<\/p> <p>function subtract() {<\/p> <p> var num = parseFloat(document.frmCalc.txtNumber.value);<\/p> <p> if (!(isNaN(num))) {<\/p> <p> prevCalc = num;<\/p> <p> document.frmCalc.txtNumber.value = \"\";<\/p> <p> calc = \"Subtract\";<\/p> <p> }<\/p> <p>}<\/p> <p> <\/p> <p>\/\/The following function is called when \"Multiply\" button is clicked.<\/p> <p>\/\/Note that it also changes the values of the global variables.<\/p> <p>function multiply() {<\/p> <p> var num = parseFloat(document.frmCalc.txtNumber.value);<\/p> <p> if (!(isNaN(num))) {<\/p> <p> prevCalc = num;<\/p> <p> document.frmCalc.txtNumber.value = \"\";<\/p> <p> calc = \"Multiply\";<\/p> <p> }<\/p> <p>}<\/p> <p> <\/p> <p>\/\/The following function is called when \"Divide\" button is clicked.<\/p> <p>\/\/Note that it also changes the values of the global variables.<\/p> <p>function divide() {<\/p> <p> var num = parseFloat(document.frmCalc.txtNumber.value);<\/p> <p> if (!(isNaN(num))) {<\/p> <p> prevCalc = num;<\/p> <p> document.frmCalc.txtNumber.value = \"\";<\/p> <p> calc = \"Divide\";<\/p> <p> }<\/p> <p>}<\/p> <p> <\/p> <p>\/\/The following function is called when \"Power\" button is clicked.<\/p> <p>\/\/Note that it also changes the values of the global variables.<\/p> <p>function power() {<\/p> <p> var num = parseFloat(document.frmCalc.txtNumber.value);<\/p> <p> if (!(isNaN(num))) {<\/p> <p> prevCalc = num;<\/p> <p> document.frmCalc.txtNumber.value = \"\";<\/p> <p> calc = \"Power\";<\/p> <p> }<\/p> <p>}<\/p> <p> <\/p> <p>\/\/The following function is called when \"Calculate\" button is clicked.<\/p> <p>\/\/Note that this function is dependent on the value of global variable.<\/p> <p>function calculate() {<\/p> <p> var num = parseFloat(document.frmCalc.txtNumber.value);<\/p> <p> if (!(isNaN(num))) {<\/p> <p> var total = 0;<\/p> <p> <\/p> <p> if (calc == \"Add\"){<\/p> <p> total = prevCalc + num;<\/p> <p> document.frmCalc.txtNumber.value = total;<\/p> <p> } else if (calc == \"Subtract\") {<\/p> <p> total = prevCalc - num;<\/p> <p> document.frmCalc.txtNumber.value = total;<\/p> <p> } else if (calc == \"Multiply\") {<\/p> <p> total = prevCalc * num;<\/p> <p> document.frmCalc.txtNumber.value = total;<\/p> <p> } else if (calc == \"Divide\") {<\/p> <p> total = prevCalc \/ num;<\/p> <p> document.frmCalc.txtNumber.value = total;<\/p> <p> } else if (calc == \"Power\") {<\/p> <p> total = Math.pow(prevCalc, num);<\/p> <p> document.frmCalc.txtNumber.value = total;<\/p> <p> }<\/p> <p> }<\/p> <p>}<\/p> <p> <\/p> <p>function clear() {<\/p> <p> document.frmCalc.txtNumber.value = \"\";<\/p> <p> prevCalc = 0;<\/p> <p> calc = \"\";<\/p> <p>}<\/p>",
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    "question_posted": "2024-09-10 10:17:24",
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