IsValidABN ( text )
Validates Australian ABN numbers.
Average rating: 4.0 (36 votes) Log in to vote
Function definition: (Copy & paste into FileMaker's Edit Custom Function window)
Validates Australian ABN numbers. The result is either 0 (not valid) or 1 (valid ). Null imput evaluates to 1.
It ignors all spaces and other separators.
This function uses the checksum algortithm as published by the Australian Government.
Note: these functions are not guaranteed or supported by BrianDunning.com. Please contact the individual developer with any questions or problems.