sml Numeric Types Coercion of Real Values to Integers
Example
Rounding
Values midway between two integers go toward the nearest even value.
- round(4.5);
val it = 4 : int
- round(3.5);
val it = 4 : int
Truncation
val it = 4 : int
- trunc(4.5);
val it = 4 : int
- trunc(3.5);
val it = 3 : int
Floor and Ceiling
- ceil(4.5);
val it = 5 : int
- floor(4.5);
val it = 4 : int
