Brian Dunning's FileMaker Custom Functions

TextFilter ( InText )

Filter(), TrimAll(), and TextFormatRemove() in one function.

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Richard DeShong   Richard DeShong - Show more from this author
Logic Tools
http://logictools.com

  Sample input:
TextFilter( " Abcd<>Efg ¶" )
  Sample output:
"AbcdEfg"

  Function definition: (Copy & paste into FileMaker's Edit Custom Function window)

I find that a large number of fields are expected to be one line of text (names, phones, emails, city, state, etc.). So I needed a function to clean the user's data entry. I did not want leading or ending spaces, no returns or tabs, and limit it to a specific list of characters (typical for the types of data entry fields). So this combines a number of text functions.

I sometimes use this in a field's autocalc: TextFilter( Self ).
Most often I use it in a script: After the user has specified data in a set of global fields and clicks to continue, I use TextFilter() on all of the global fields before I perform field-specific checks.

I also use this as the basis for creating specialized text filtering CF's, by changing the list of characters allowed.

 

Comments

João Coutinho   João Coutinho
May 5, 2026
Nice one!
 

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