This function returns the substring of the input string starting at the position specified in the starting location with the length specified in length.

Signature:

substring(inputString as string,startingLoc as number,[length as number])

Arguments:

• inputString: The input string.

• startingLoc: The starting location.

• length as number: The length as a number.

For example:

substring('12345',2) returns '2345'.