IndexOf( ) method (Collections)
- Last Updated: February 11, 2026
- 1 minute read
- OpenEdge
- Version 13.0
- Documentation
Returns the one-based index of the first occurrence of an element in
List<T>. Returns 0 if the list does not contain the
element.
Return type: INTEGER
Access: PUBLIC
Applies to: Progress.Collections.List<T> class
Syntax
|
- element
- The object to locate in the
List<T>.