Created
January 9, 2021 14:28
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Intermediate Algorithm Scripting: Diff Two Arrays - freeCodeCamp solution
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| function diffArray(arr1, arr2) { | |
| let newArr1 = arr1.filter(val => { | |
| return arr2.indexOf(val) == -1; | |
| }) | |
| let newArr2 = arr2.filter(val => { | |
| return arr1.indexOf(val) == -1; | |
| }) | |
| return newArr1.concat(newArr2); | |
| } |
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