Monday 24 June 2019

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



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?


Answer




Use Math.round(num * 100) / 100


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