I summarized Kotlin basic number types and their range. In Kotlin, we can use Byte
, Short
, Int
, Long
, and UByte
, UShort
, UInt
, ULong
.
Tag Archives: float
Ruby: Round Down with some decimal places
Memorized the way to round down number to the nth decimal places in Ruby.
The number like 0.81235 (Float) has function floor
, which round down the number to zeal number, can’t round down to some decimal places.
Environment
- Ruby 2.2.3p173
- OS: Ubuntu 15.04