Numeric functions

decimal()

Round the given number at the given scale using the given rounding mode. If no rounding mode is passed in, it uses HALF_EVEN as default.

• parameters:
  • n: number
  • scale: number
  • (optional) mode: string - one of UP, DOWN, CEILING, FLOOR, HALF_UP, HALF_DOWN, HALF_EVEN, UNNECESSARY (default: HALF_EVEN)
• result: number

decimal(1/3, 2)
// .33

decimal(1.5, 0)
// 2

decimal(2.5, 0, "half_up")
// 3

floor()

• parameters:
  • n: number
• result: number

floor(1.5)
// 1

floor(-1.5)
// -2

floor(-1.56, 1)
// -1.6

ceiling()

Round the given number at the given scale using the ceiling rounding mode.

• parameters:
  • n: number -(optional) scale: number (default: 0)
• result: number

ceiling(1.5)
// 2

ceiling(-1.5)
// -1

ceiling(-1.56, 1)
// -1.5

round up()

Round the given number at the given scale using the round-up rounding mode.

• parameters:
  • n: number
  • (optional) scale: number (default: 0)
• result: number

round up(5.5)
// 6

round up(-5.5)
// -6

round up(1.121, 2)
// 1.13

round up(-1.126, 2)
// -1.13

round down()

Round the given number at the given scale using the round-down rounding mode.

• parameters:
  • n: number
  • (optional) scale: number (default: 0)
• result: number

round down(5.5)
// 5

round down (-5.5)
// -5

round down (1.121, 2)
// 1.12

round down (-1.126, 2)
// -1.12

round half up()

Round the given number at the given scale using the round-half-up rounding mode.

• parameters:
  • n: number
  • (optional) scale: number (default: 0)
• result: number

round half up(5.5)
// 6

round half up(-5.5)
// -6

round half up(1.121, 2)
// 1.12

round half up(-1.126, 2)
// -1.13

round half down()

Round the given number at the given scale using the round-half-down rounding mode.

-parameters:

• n: number -(optional) scale: number (default: 0)
• result: number

round half down (5.5)
// 5

round half down (-5.5)
// -5

round half down (1.121, 2)
// 1.12

round half down (-1.126, 2)
// -1.13

abs()

Returns the absolute value of the given numeric value.

• parameters:
  • number: number
• result: number

abs(10)
// 10

abs(-10)
// 10

modulo()

Returns the remainder of the division of dividend by divisor.

• parameters:
  • dividend: number
  • divisor: number
• result: number

modulo(12, 5)
// 2

sqrt()

Returns the square root.

• parameters:
  • number: number
• result: number

sqrt(16)
// 4

log()

Returns the natural logarithm (base e) of the number.

• parameters:
  • number: number
• result: number

log(10)
// 2.302585092994046

exp()

Returns the Euler’s number e raised to the power of number .

• parameters:
  • number: number
• result: number

exp(5)
// 148.4131591025766

odd()

Returns true if the given numeric value is odd. Otherwise, it returns false.

• parameters:
  • number: number
• result: boolean

odd(5)
// true

odd(2)
// false

even()

Returns true if the given numeric value is even. Otherwise, it returns false.

• parameters:
  • number: number
• result: boolean

even(5)
// false

even(2)
// true