Symmetric Difference
How do I make an symmetric difference?
What is a symmetric difference? How do you make a symmetric difference? This script and codes were developed by Ben on 08 August 2022, Monday.
Symmetric Difference - Script Codes HTML Codes
<!DOCTYPE html>
<html >
<head> <meta charset="UTF-8"> <title>Symmetric Difference</title>
</head>
<body> <script src="js/index.js"></script>
</body>
</html>
Symmetric Difference - Script Codes JS Codes
function unique (value, index, self){ return self.indexOf(value)===index }
function sym(...args) { var arr = args.reduce(function(accum, item){ debugger item=item.filter(unique) var newAccum = accum.filter(element => !item.includes(element)) var newAccum2 = item.filter(element => !accum.includes(element)) newAccum = newAccum.concat(newAccum2) /*newAccum = newAccum.concat(item.filter(element => { debugger; console.log(!accum.includes(element)) return !accum.includes(element) }))*/ /*for (var i=0 ; i<item.length ; i++){ debugger var index = accum.indexOf(item[i]) if (index===-1){ accum.push(item[i]) } else { accum.splice(index,1) } }*/ return newAccum }, []) return arr;
}
console.log(sym([1, 1, 2, 5], [2, 2, 3, 5], [3, 4, 5, 5])) //should return [1, 4, 5].
console.log(sym([1, 1, 2, 5], [2, 2, 3, 5], [3, 4, 5, 5])) //should contain only three elements.
console.log(sym([3, 3, 3, 2, 5], [2, 1, 5, 7], [3, 4, 6, 6], [1, 2, 3])) //should return [2, 3, 4, 6, 7].
console.log(sym([3, 3, 3, 2, 5], [2, 1, 5, 7], [3, 4, 6, 6], [1, 2, 3])) //should contain only five elements.
console.log(sym([3, 3, 3, 2, 5], [2, 1, 5, 7], [3, 4, 6, 6], [1, 2, 3], [5, 3, 9, 8], [1])) //should return [1, 2, 4, 5, 6, 7, 8, 9].
sym([3, 3, 3, 2, 5], [2, 1, 5, 7], [3, 4, 6, 6], [1, 2, 3], [5, 3, 9, 8], [1]) //should contain only eight elements.
Developer | Ben |
Username | bencarp |
Uploaded | August 08, 2022 |
Rating | 3 |
Size | 1,747 Kb |
Views | 42,504 |
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