ravid7000
/ ceil-to-nearest.js
Created
April 23, 2018 13:49
Find closest number multiple of 10, 100, 1000, 10000,...
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| /* | |
| ceilToNearest(5) | |
| > 10 | |
| */ | |
| function ceilToNearest(num) { | |
| let len = Math.ceil(Math.log10(Math.abs(num) + 1)) | |
| let divisor = Math.pow(10, (len - 1) === 0 ? 1 : (len - 1)) | |
| if (num % divisor > 0) { | |
| return (Math.round(num / divisor) + 1) * divisor |