math round for math

Returns the input number rounded to the specified precision.

Signature

> math round {flags}

Flags

  • --precision, -p {number}: digits of precision

Input/output types:

input output
list<number> list<number>
number number

Examples

Apply the round function to a list of numbers

> [1.5 2.3 -3.1] | math round
╭───┬────╮
│ 0 │  2 │
│ 1 │  2 │
│ 2 │ -3 │
╰───┴────╯

Apply the round function with precision specified

> [1.555 2.333 -3.111] | math round --precision 2
╭───┬───────╮
│ 0 │  1.56 │
│ 1 │  2.33 │
│ 2 │ -3.11 │
╰───┴───────╯

Apply negative precision to a list of numbers

> [123, 123.3, -123.4] | math round --precision -1
╭───┬──────╮
│ 0 │  120 │
│ 1 │  120 │
│ 2 │ -120 │
╰───┴──────╯