FreeCodeCamp - Javascript Calculator

Developer
Veronika
Size
3,420 Kb
Views
18,216
  1. FreeCodeCamp - Javascript Calculator Previews
  2. FreeCodeCamp - Javascript Calculator HTML Codes
  3. FreeCodeCamp - Javascript Calculator CSS Codes
  4. FreeCodeCamp - Javascript Calculator JS Codes

How do I make an freecodecamp - javascript calculator?

What is a freecodecamp - javascript calculator? How do you make a freecodecamp - javascript calculator? This script and codes were developed by Veronika on 30 November 2022, Wednesday.

FreeCodeCamp - Javascript Calculator Previews
IQ Test

FreeCodeCamp - Javascript Calculator - Script Codes HTML Codes

<!DOCTYPE html>
<html >
<head> <meta charset="UTF-8"> <title>FreeCodeCamp - Javascript Calculator </title> <link href="https://fonts.googleapis.com/css?family=Source+Code+Pro:300|Iceland" rel="stylesheet"> <link rel="stylesheet" href="css/style.css">
</head>
<body> <div class="calculator"> <div class="calculator__display"><span class="calculator__display__output" id="output"></span></div> <div class="calculator__button-wrapper"> <div class="calculator__button calculator__button--light" style="order: 5;">0</div> <div class="calculator__button calculator__button--light" style="order: 4;">1</div> <div class="calculator__button calculator__button--light" style="order: 9;">2</div> <div class="calculator__button calculator__button--light" style="order: 14;">3</div> <div class="calculator__button calculator__button--light" style="order: 3;">4</div> <div class="calculator__button calculator__button--light" style="order: 8;">5</div> <div class="calculator__button calculator__button--light" style="order: 13;">6</div> <div class="calculator__button calculator__button--light" style="order: 2;">7</div> <div class="calculator__button calculator__button--light" style="order: 7;">8</div> <div class="calculator__button calculator__button--light" style="order: 12;">9</div> <div class="calculator__button calculator__button--dark calculator__button--long" style="order: 19;">&plus;</div> <div class="calculator__button calculator__button--dark" style="order: 18;">&minus;</div> <div class="calculator__button calculator__button--dark" style="order: 16;">&divide;</div> <div class="calculator__button calculator__button--dark" style="order: 17;">&times;</div> <div class="calculator__button calculator__button--dark" style="order: 11;">%</div> <div class="calculator__button calculator__button--dark" style="order: 15;">=</div> <div class="calculator__button calculator__button--red" style="order: 1;">AC</div> <div class="calculator__button calculator__button--red" style="order: 6;">CE</div> <div class="calculator__button calculator__button--light" style="order: 10;">.</div> </div>
</div> <script src='https://code.jquery.com/jquery-2.2.4.min.js'></script> <script src="js/index.js"></script>
</body>
</html>

FreeCodeCamp - Javascript Calculator - Script Codes CSS Codes

*, *:before, *:after { box-sizing: border-box;
}
.calculator { background-color: rgb(10,10,10); box-shadow: 0px 3px 15px 3px rgb(70,70,70) inset, 0px 40px 30px -30px rgb(100,100,100); border-radius: 10px; border-left: 1px solid rgb(100,100,100); border-top: 1px solid rgb(100,100,100); border-right: 2px solid rgb(50,50,50); border-bottom: 2px solid rgb(50,50,50); width: 250px; height: 350px; margin: 40px auto; position: relative; -webkit-user-select: none; /* Chrome all / Safari all */ -moz-user-select: none; /* Firefox all */ -ms-user-select: none; /* IE 10+ */ user-select: none;
}
.calculator__display { position: absolute; left: 0; right: 0; top: 6%; width: 84%; height: 18%; margin: auto; background-color: rgb(177, 187, 176); border-radius: 2px; border: 1px solid black; box-shadow: -3px -3px 1px 1px rgb(80, 80, 80) inset, 3px 3px 1px 1px rgb(50, 50, 50) inset; padding: 10px; text-align: right; font-family: 'Iceland', cursive; font-size: 2.3em; letter-spacing: -0.05em; color: rgb(35,35,35); overflow: hidden;
}
.calculator__display:before { content: ''; position: absolute; top: 7%; right: 14%; width: 33%; height: 86%; -webkit-transform: skew(-45deg); transform: skew(-45deg); background: -webkit-linear-gradient(right, rgb(177, 187, 176), rgb(164, 175, 159)); background: linear-gradient(to left, rgb(177, 187, 176), rgb(164, 175, 159));
}
.calculator__display__output { position: relative; z-index: 999;
}
.calculator__button-wrapper { position: absolute; bottom: 4%; left: 0; right: 0; margin: auto; height: 66%; width: 100%; display: -webkit-box; display: -ms-flexbox; display: flex; -ms-flex-flow: column wrap; flex-flow: column wrap; -ms-flex-line-pack: center; align-content: center; -webkit-box-align: center; -ms-flex-align: center; align-items: center;
}
.calculator__button { border-radius: 4px; color: rgb(246, 246, 246); text-align: center; font-family: 'Source Code Pro', monospace; font-size: 1em; margin: 2.6% 2.6%; width: 16%; height: 14%; -webkit-box-flex: 1; -ms-flex: 1 1 auto; flex: 1 1 auto; display: -webkit-box; display: -ms-flexbox; display: flex; -ms-flex-flow: column; flex-flow: column; -webkit-box-pack: center; -ms-flex-pack: center; justify-content: center; cursor: pointer;
}
.calculator__button--long { -webkit-box-flex: 2; -ms-flex: 2 1 34%; flex: 2 1 34%;
}
.calculator__button--dark { background-color: rgb(80, 80, 80); background: -webkit-linear-gradient(135deg, rgb(110, 110, 110), rgb(80, 80, 80)); background: linear-gradient(-45deg, rgb(110, 110, 110), rgb(80, 80, 80)); box-shadow: 1px 1px 2px 1px rgb(175, 175, 175) inset, 0px 0px 1px 1px rgb(0,0,0) inset;
}
.calculator__button--light { background: -webkit-linear-gradient(135deg, rgb(175,175,175), rgb(120,120,120)); background: linear-gradient(-45deg, rgb(175,175,175), rgb(120,120,120)); box-shadow: 1px 1px 2px 1px rgb(235, 235, 235) inset, 0px 0px 1px 1px rgb(0,0,0) inset;
}
.calculator__button--red { background: -webkit-linear-gradient(135deg, rgb(208, 74, 71), rgb(178, 44, 41)); background: linear-gradient(-45deg, rgb(208, 74, 71), rgb(178, 44, 41)); box-shadow: 1px 1px 2px 1px rgb(255, 154, 151) inset, 0px 0px 1px 1px rgb(50,0,0) inset;
}
.calculator__button:active { box-shadow: none;
}
body { background-color: rgb(200, 200, 200);
}

FreeCodeCamp - Javascript Calculator - Script Codes JS Codes

var currentNumber = '';
var currentSymbol;
var currentTotal = '';
var eventHandlerMap = {};
eventHandlerMap['1'] = addNumber;
eventHandlerMap['2'] = addNumber;
eventHandlerMap['3'] = addNumber;
eventHandlerMap['4'] = addNumber;
eventHandlerMap['5'] = addNumber;
eventHandlerMap['6'] = addNumber;
eventHandlerMap['7'] = addNumber;
eventHandlerMap['8'] = addNumber;
eventHandlerMap['9'] = addNumber;
eventHandlerMap['0'] = addNumber;
eventHandlerMap['.'] = addNumber;
eventHandlerMap['.'] = addNumber;
eventHandlerMap['+'] = addSymbol;
eventHandlerMap['='] = addSymbol;
eventHandlerMap['−'] = addSymbol;
eventHandlerMap['×'] = addSymbol;
eventHandlerMap['÷'] = addSymbol;
eventHandlerMap['%'] = percentageStuff;
eventHandlerMap['AC'] = allClear;
eventHandlerMap['CE'] = clearEntry;
var calculationMap = {};
calculationMap['+'] = function(a,b) { return a + b };
calculationMap['−'] = function(a,b) { return a - b };
calculationMap['×'] = function(a,b) { return a * b };
calculationMap['÷'] = function(a,b) { return a/b };
function addNumber(number){ if(currentNumber.length < 11){ currentNumber = currentNumber + number; $('#output').text(currentNumber); }
}
function percentageStuff(){ $('#output').text('Who uses %?!');
}
function storeFirstNumber(){ currentTotal = parseFloat(currentNumber); currentNumber = '';
}
function calculate(symbol){ currentTotal = calculationMap[currentSymbol](currentTotal, parseFloat(currentNumber)); $('#output').text(+currentTotal.toFixed(6)); if(symbol === '='){ currentNumber = currentTotal; currentTotal = ''; currentSymbol = ''; } else { currentNumber = ''; }
}
function addSymbol(symbol){ if(currentTotal === '' && currentNumber!= '' && symbol != '='){ storeFirstNumber(); } else if(currentNumber != '' && currentSymbol != ''){ calculate(symbol); } if(symbol != '='){ currentSymbol = symbol; }
}
function allClear(){ currentNumber = ''; currentSymbol = ''; currentTotal = ''; $('#output').text('');
}
function clearEntry(){ currentNumber = ''; if(currentTotal === ''){ $('#output').text(''); } else { $('#output').text(currentTotal); currentNumber = currentTotal; currentTotal = ''; }
}
$('.calculator__button').click(function(event){ var input = $(event.currentTarget).text(); eventHandlerMap[input](input);
});
FreeCodeCamp - Javascript Calculator - Script Codes
FreeCodeCamp - Javascript Calculator - Script Codes
Home Page Home
Developer Veronika
Username ivhed
Uploaded November 30, 2022
Rating 3
Size 3,420 Kb
Views 18,216
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