PatternCount
Purpose 
Returns the number of occurrences of searchString in text.
Format 
PatternCount(text;searchString)
Parameters 
text - any text expression or text field
searchString - any text expression or text field representing the set of characters you want to find
Data type returned 
number
Originated in 
FileMaker Pro 6.0 or earlier
Description 
This function is not case-sensitive.
Examples 
PatternCount(“Mississippi”;“is”) returns 2.
PatternCount(“Mississippi”;“issi”) returns 1 (the function isn’t inclusive).
PatternCount(Attending;“Guest”) returns 1 if the Guest checkbox is one of the items selected in the Attending field.
Related topics 
Functions reference (category list)
Functions reference (alphabetical list)
About formulas
About functions
Defining calculation fields
Using operators in formulas