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Hackslash calculator.html
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Hackslash calculator.html
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QUESTION : 4
<!DOCTYPE html>
<html lang="en" >
<head>
<meta charset="utf-8">
<title> Simple Calculator using HTML, CSS and JavaScript </title>
<link rel="stylesheet" href="styles.css">
</head>
<body>
<table class = "calculator" >
<tr>
<td colspan = "3"> <input class = "display-box" type = "text" id = "result" disabled /> </td>
<!-- clearScreen() function clear all the values -->
<td> <input class = "button" type = "button" value = "C" onclick = "clearScreen()" style = "background-color: #ff0000;" /> </td>
</tr>
<tr>
<!-- display() function display the value of clicked button -->
<td> <input class = "button" type = "button" value = "1" onclick = "display('1')" /> </td>
<td> <input class = "button" type = "button" value = "2" onclick = "display('2')" /> </td>
<td> <input class = "button" type = "button" value = "3" onclick = "display('3')" /> </td>
<td> <input class = "button" type = "button" value = "/" onclick = "display('/')" /> </td>
</tr>
<tr>
<td> <input class = "button" type = "button" value = "4" onclick = "display('4')" /> </td>
<td> <input class = "button" type = "button" value = "5" onclick = "display('5')" /> </td>
<td> <input class = "button" type = "button" value = "6" onclick = "display('6')" /> </td>
<td> <input class = "button" type = "button" value = "-" onclick = "display('-')" /> </td>
</tr>
<tr>
<td> <input class = "button" type = "button" value = "7" onclick = "display('7')" /> </td>
<td> <input class = "button" type = "button" value = "8" onclick = "display('8')" /> </td>
<td> <input class = "button" type = "button" value = "9" onclick = "display('9')" /> </td>
<td> <input class = "button" type = "button" value = "+" onclick = "display('+')" /> </td>
</tr>
<tr>
<td> <input class = "button" type = "button" value = "." onclick = "display('.')" /> </td>
<td> <input class = "button" type = "button" value = "0" onclick = "display('0')" /> </td>
<!-- calculate() function evaluate the mathematical expression -->
<td> <input class = "button" type = "button" value = "=" onclick = "calculate()" style = "background-color: #fb0066;" /> </td>
<td> <input class = "button" type = "button" value = "*" onclick = "display('*')" /> </td>
</tr>
</table>
<script type="text/javascript" src="script.js"></script>
</body>
</html