Parameters

value

The element to search for in the collection.

Return Value

If the element is present in the collection, this method will return the zero-based index of the first occurrence of it; otherwise this method will return -1.

This method implements a standard collection operation. It searches the collection for a reference to the given element. If it finds a reference to it, it will return its index. If it cannot find a reference to it, this method will return -1. If the element is present more than once in the collection, this method will return the lowest index of a match.

Reference

EnhancementOptionsCollection Class
EnhancementOptionsCollection Members
Contains Method