Created
April 16, 2017 19:18
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ES6 code to flatten array of arbitrarily nested arrays
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| let arr = [[1,2,[3]],4]; | |
| let flatten = (accu, e) => { | |
| if(!Array.isArray(e)){ | |
| return [...accu, e]; | |
| }else{ | |
| return [...accu, ...e.reduce(flatten, [])]; | |
| } | |
| } | |
| let result = arr.reduce(flatten, []) | |
| console.log(result) |
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