Functions Reference

158 FileMaker Functions Reference
Filter
Format
Filter(textToFilter;filterText)
Parameters
textToFilter - any text expression or text field
filterText - the characters to preserve in the specified text
Data type returned
text
Description
Returns from textToFilter only those characters specified in filterText, in the
order that they were originally entered in textToFilter. If filterText doesn’t have
any characters, an empty string is returned. The Filter function is case-sensitive.
Examples
Filter(“[phone]”;“0123456789”) returns 4085551212.
Filter(“AaBb”;“AB”) returns AB.
The following example removes all text from the provided data, then formats the
remaining numbers in the preferred phone number formatting:
Let(phone = filter(theField;“0123456789”);“(“ & left(phone;3) &
“)” & middle(phone;4;3) & “-” & middle(phone;7;4))
If theField contains Work: 408.555.1212 this calculation returns [phone].
FilterValues
Format
FilterValues(textToFilter; filterValues)
Parameters
textToFilter - any text expression or text field
filterValues - values that you want to preserve in the specified text
Important See Design functions, page 35 for information about literal text parameters.
Data type returned
text