Thursday, 28 December 2017

javascript - Round to at most 2 decimal places (only if necessary)

itemprop="text">


I'd like to round at most 2
decimal places, but only if
necessary.



Input:



10
1.7777777
9.1



Output:



10
1.78
9.1


How
can I do this in JavaScript?


itemprop="text">
class="normal">Answer



Use
Math.round(num * 100) / 100




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