Share

Rounding Functions

The following functions are useful for performing various rounding calculations.

Note: Although you can use these rounding functions as you would any other predefined function, they are actually implemented as user-defined functions in the functions file provided with the Flame installation. See Defining Your Own Functions.

round

Returns a number rounded to the nearest integer.

Syntax:round(Number)
Arguments:
  • Number is the number to round.
Examples:
  • round(2.8) returns 3.
  • round(-2.8) returns -3.
  • round(2.3) returns 2.

ceil

Rounds a number up to the next integer value regardless of its value.

Syntax:ceil(Number)
Arguments:
  • Number is the number to round up.
Examples:
  • ceil(2.8) returns 3.
  • ceil(-2.8) returns -2.
  • ceil(4) returns 4.

floor

Rounds a number down to the nearest integer regardless of its value.

Syntax:floor(Number)
Arguments:
  • Number is the number to round down.
Examples:
  • floor(2.3) returns 2.
  • floor(-2.3) returns -3.
  • floor(4) returns 4.

trunc

Returns the integer value of a number by truncating its fractional part.

Syntax:trunc(Number)
Arguments:
  • Number is the number that you want to truncate.
Examples:
  • trunc(3.8) returns 3.
  • trunc(-3.8) returns -3.
  • trunc(PI) returns 3.
Parent page: Function Reference

Was this information helpful?