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http://www.freecodecamp.com/radumazilu 's solution for Bonfire: Diff Two Arrays
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| // Bonfire: Diff Two Arrays | |
| // Author: @radumazilu | |
| // Challenge: http://www.freecodecamp.com/challenges/bonfire-diff-two-arrays?solution=function%20diff(arr1%2C%20arr2)%20%7B%0A%20%20var%20newArr%20%3D%20%5B%5D%3B%0A%20%20var%20t%20%3D%200%3B%0A%20%20for(var%20i%20%3D%200%3B%20i%20%3C%20arr1.length%3B%20i%2B%2B)%7B%0A%20%20%20%20%20%20if(arr2.indexOf(arr1%5Bi%5D)%20%3D%3D%3D%20-1)%0A%20%20%20%20%20%20%20%20newArr.push(arr1%5Bi%5D)%3B%0A%20%20%20%20%20%20%7D%0A%20%20%20%20for(var%20j%20%3D%200%3B%20j%20%3C%20arr2.length%3B%20j%2B%2B)%7B%0A%20%20%20%20%20%20if(arr1.indexOf(arr2%5Bj%5D)%20%3D%3D%3D%20-1)%0A%20%20%20%20%20%20%20%20newArr.push(arr2%5Bj%5D)%3B%0A%20%20%20%20%20%20%7D%0A%20%20%2F%2F%20Same%2C%20same%3B%20but%20different.%0A%20%20return%20newArr%3B%0A%7D%0A%0Adiff(%5B1%2C%202%2C%203%2C%205%5D%2C%20%5B1%2C%202%2C%203%2C%204%2C%205%5D)%3B%0A | |
| // Learn to Code at Free Code Camp (www.freecodecamp.com) | |
| function diff(arr1, arr2) { | |
| var newArr = []; | |
| var t = 0; | |
| for(var i = 0; i < arr1.length; i++){ | |
| if(arr2.indexOf(arr1[i]) === -1) | |
| newArr.push(arr1[i]); | |
| } | |
| for(var j = 0; j < arr2.length; j++){ | |
| if(arr1.indexOf(arr2[j]) === -1) | |
| newArr.push(arr2[j]); | |
| } | |
| // Same, same; but different. | |
| return newArr; | |
| } | |
| diff([1, 2, 3, 5], [1, 2, 3, 4, 5]); |
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