round()

Rounds the number to the specified number of digits. It returns null if an argument value or the digit cannot be processed.

Syntax

round(NUM_EXPR[, NUM_DIGITS])
Required Parameters
NUM_EXPR
Expression that returns int, short, long, float, or double
NUM_DIGITS
Number of digits to which you want to round the number argument. If you specify a negative number as NUM_DIGITS, the function rounds to the left of the decimal point

Usage

json "{}" | eval round=round(1.0) => 1

json "{}" | eval round=round(1.6) => 2

json "{}" | eval round=round(1.47, 1) => 1.5

json "{}" | eval round=round(1837, -2) => 1800

json "{}" | eval round=round(5) => 5