percentageChange
Calculate the percentage change between two values.
oldValue(required): the original valuenewValue(required): the new value
bash
echo '{"before": 100, "after": 125}' | utlx -e 'percentageChange($input.before, $input.after)'
# 25.0utlx
{
growth: percentageChange($input.lastYear, $input.thisYear)
}