/
calculator.html
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/
calculator.html
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<!DOCTYPE html>
<html lang="en"></html>
<html>
<head>
<meta charset="utf-8">
<script src="js/jquery-3.0.0.js"></script>
<link rel="stylesheet" href="css/bootstrap.css">
<script src="js/bootstrap.js"></script>
</head>
<body>
<main class="container">
<div class="col-sm-6 col-sm-offset-3">
<div class="panel panel-default col-sm-12">
<form class="panel-body col-sm-12">
<div class="col-sm-12">
<div class="">
<input type="text" class="form-control" id="display">
</div>
<div>
<input type="button" class="btn btn-default col-sm-3" value="7" onclick="toDisplay(this)" id="seven">
<input type="button" class="btn btn-default col-sm-3" value="8" onclick="toDisplay(this)" id="eight">
<input type="button" class="btn btn-default col-sm-3" value="9" onclick="toDisplay(this)" id="nine">
<input type="button" class="btn btn-default col-sm-3" value="+" onclick="toDisplay(this)" id="add">
</div>
<div>
<input type="button" class="btn btn-default col-sm-3" value="4" onclick="toDisplay(this)" id="four">
<input type="button" class="btn btn-default col-sm-3" value="5" onclick="toDisplay(this)" id="five">
<input type="button" class="btn btn-default col-sm-3" value="6" onclick="toDisplay(this)" id="six">
<input type="button" class="btn btn-default col-sm-3" value="-" onclick="toDisplay(this)" id="sub">
</div>
<div>
<input type="button" class="btn btn-default col-sm-3" value="1" onclick="toDisplay(this)" id="one">
<input type="button" class="btn btn-default col-sm-3" value="2" onclick="toDisplay(this)" id="two">
<input type="button" class="btn btn-default col-sm-3" value="3" onclick="toDisplay(this)" id="three">
<input type="button" class="btn btn-default col-sm-3" value="*" onclick="toDisplay(this)" id="mult">
</div>
<div>
<input type="button" class="btn btn-default col-sm-3" value='c' onclick="toDisplay(this)" id="clear">
<input type="button" class="btn btn-default col-sm-3" value="0" onclick="toDisplay(this)" id="zero">
<input type="button" class="btn btn-default col-sm-3" value='.' onclick="toDisplay(this)" id="decimal">
<input type="button" class="btn btn-default col-sm-3" value="/" onclick="toDisplay(this)" id="div">
<input type="button" class="btn btn-default col-sm-12" value="=" onclick="toDisplay(this)" id="equal">
</div>
</div>
</form>
</div>
</div>
</main>
<style>
.pan {
}
</style>
<script>
var display = document.getElementById('display');
display.value = " ";
function toDisplay(element) {
if (element.value == "c") {
display.value = "";
} else if (element.value == "=") {
display.value = eval(display.value);
} else {
display.value += element.value;
}
}
</script>
</body>
</html>