Inserts an element into the Collection<T> at the specified index.
Assembly: mscorlib (in mscorlib.dll)
Collection<T> accepts null as a valid value for reference types and allows duplicate elements.
This method is an O(n) operation, where n is Count.Notes to Inheritors
Derived classes can override InsertItem to change the behavior of this method.
.NET FrameworkSupported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0
.NET Framework Client ProfileSupported in: 4, 3.5 SP1
XNA FrameworkSupported in: 3.0, 2.0, 1.0
Portable Class LibrarySupported in: Portable Class Library
Supported in: Windows Phone 8.1
Supported in: Windows Phone Silverlight 8.1
Supported in: Windows Phone Silverlight 8