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http://www.freecodecamp.com/elliotfriend 's solution for Bonfire: Mutations
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| // Bonfire: Mutations | |
| // Author: @elliotfriend | |
| // Challenge: http://www.freecodecamp.com/challenges/bonfire-mutations?solution=function%20mutation(arr)%20%7B%0A%20%20var%20indexLocation%20%3D%200%3B%0A%20%20var%20targetArray%20%3D%20arr%5B0%5D.toLowerCase().split(%22%22)%3B%0A%20%20var%20goalArray%20%3D%20arr%5B1%5D.toLowerCase().split(%22%22)%3B%0A%20%20while%20(goalArray.length%20%3E%200)%20%7B%0A%20%20%20%20indexLocation%20%3D%20targetArray.indexOf(goalArray%5B0%5D)%3B%0A%20%20%20%20if%20(indexLocation%20!%3D%3D%20-1)%20%7B%0A%20%20%20%20%20%20goalArray.shift()%3B%0A%20%20%20%20%7D%20else%20%7B%0A%20%20%20%20%20%20return%20false%3B%0A%20%20%20%20%7D%0A%20%20%7D%0A%20%20return%20true%3B%0A%7D%0A%0Amutation(%5B%22hello%22%2C%20%22mhey%22%5D)%3B%0A | |
| // Learn to Code at Free Code Camp (www.freecodecamp.com) | |
| function mutation(arr) { | |
| var indexLocation = 0; | |
| var targetArray = arr[0].toLowerCase().split(""); | |
| var goalArray = arr[1].toLowerCase().split(""); | |
| while (goalArray.length > 0) { | |
| indexLocation = targetArray.indexOf(goalArray[0]); | |
| if (indexLocation !== -1) { | |
| goalArray.shift(); | |
| } else { | |
| return false; | |
| } | |
| } | |
| return true; | |
| } | |
| mutation(["hello", "mhey"]); |
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