Update formula-fields.md

rossumai · Dec 13, 2024 · c89cd95 · c89cd95
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diff --git a/docs/learn/rossum-formulas/formula-fields.md b/docs/learn/rossum-formulas/formula-fields.md
@@ -298,3 +298,9 @@ try:
 except AttributeError:
     pass
 ```
+
+### Remove whitespaces
+
+```py
+''.join(field.iban.split())
+```