Built-in Functions → round
round() is a scalar arithmetic function that evaluates an expression and returns the closest integer to its floating point argument.
Signature
round(double exp)
- double exp: expression evaluating to
double
Returns
long
Examples
- Find the closest integer to 56.10145.
round(56.10145)
In this example, 56
is returned.
- Find the closest integer to 0.6724.
round(0.6724)
In this example, 1
is returned.