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peterschmiz/binary-gap-solution.js

Created April 23, 2016 06:52
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binary-gap-solution.js
function solution(N) {
return parseInt(N, 10).
toString(2).
replace(/^0+|0+$/g, '').
split('1').
reduce(function (a, b) {
return a.length > b.length ? a : b;
}).length
}
@michaelNos
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Why you replacing the zero's (replace(/^0+|0+$/g, ''))? It can also works without.
Like that: return Number(N).toString(2).split('1').reduce(function (a, b) { return a.length > b.length ? a : b;}).length;
I just wont to understand the replace use. TY!

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