Answer by warren for Get rid of characters between two characters in Splunk

Try the eval function round() first (presuming "value" is just a number):

| eval value=round(value)+"°C"

Alternatively … use replace():

| eval value=replace(value,"\.[^°]+","")

from User warren – Stack Overflow https://stackoverflow.com/questions/72952479/get-rid-of-characters-between-two-characters-in-splunk/72952798#72952798
via IFTTT