Question

How to print a float number with 2 decimal places in Scala

Answer 1

val number: Float = 3.14159f

val formattedNumber = String.format("%.2f", number)

println(formattedNumber)



/*
run:

3.14
 
*/

 

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Answer 2

val number: Float = 3.14159f

val formattedNumber = BigDecimal(number).setScale(2, BigDecimal.RoundingMode.HALF_UP).toString

println(formattedNumber)



/*
run:

3.14
 
*/

 

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