"round" function:

• Can also be called as nas_round

If the argument is string as number, return it's rounded.

Examples:

• running: ("round" "10.3") will give: "1E+1"

• running: ("round" "-10.3") will give: "-1E+1"

• running: ("round" "-10") will give: "-1E+1"

• running: ("round" "-10.5") will give: "-1E+1"

• running: ("round" "10.5") will give: "1E+1"

• running: ("round" 10) will return nothing