96 lines
2.4 KiB
HTML
96 lines
2.4 KiB
HTML
<!DOCTYPE html>
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<html lang="en">
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<head>
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<link href='http://fonts.googleapis.com/css?family=Roboto+Slab' rel='stylesheet' type='text/css'>
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<link href="css/bootstrap.min.css" rel="stylesheet">
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<link href="css/style.css" rel="stylesheet">
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<script src="js/jquery.js"></script>
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<script src="js/two.min.js"></script>
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<script src="js/randomColor.js"></script>
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<style type="text/css">
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.eq,#result,p {
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display: inline;
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margin:0px;
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padding:0px;
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}
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</style>
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<script type="text/javascript">
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function Calculate(){
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var form = document.getElementById("calculator");
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var output = form.elements["c"];
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var a = parseInt(form.elements["a"].value);
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var b = parseInt(form.elements["b"].value);
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var op = parseInt(form.elements["selector"].value);
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switch(op){
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case 0:
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output.value = a * b;
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break;
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case 1:
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output.value = a / b;
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break;
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case 2:
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output.value = a + b;
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break;
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case 3:
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output.value = a - b;
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break;
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case 4:
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output.value = Math.log(a);
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break;
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case 5:
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output.value = Math.pow(a, b);
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break;
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case 6:
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output.value = Math.tan(a);
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break;
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case 7:
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output.value = Math.cos(a);
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break;
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case 8:
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output.value = Math.sin(a);
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break;
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case 9:
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output.value = Math.abs(a);
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break;
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case 10:
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output.value = Math.exp(a);
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break;
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default:
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break;
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}
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}
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</script>
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</head>
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<body>
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<canvas id="screen">
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</canvas>
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<div id="front">
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<h2>Reverse Polish Notation Calculator</h2>
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<p>* For Single number operations, only use first field</p>
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<form id="calculator" oninpt="Calculate()">
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<input name="a" type="number" value="0"/>
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<input name="b" type="number" value="0"/>
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<select name="selector" onchange="Calculate()">
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<option value="-1">Select an Operation</option>
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<option value="0">*</option>
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<option value="1">/</option>
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<option value="2">+</option>
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<option value="3">-</option>
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<option value="4">log</option>
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<option value="5">^</option>
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<option value="6">tan</option>
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<option value="7">cos</option>
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<option value="8">sin</option>
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<option value="9">abs</option>
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<option value="10">e^x</option>
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</select>
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<div class="eq"> = </div>
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<output id="result" name="c" for="x y">0</output>
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</form>
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<h4> ©Paul Walko</h4>
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</div>
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<script type="text/javascript" src="js/background2.js"></script>
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</body>
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</html> |