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[This documentation is for preview only, and is subject to change in later releases. Blank topics are included as placeholders.]
Determines the index of a specific item in the IList.
Namespace: System
Assembly: mscorlib (in mscorlib.dll)
Syntax
'Declaration
Private Function IndexOf ( _
value As Object _
) As Integer Implements IList.IndexOf
int IList.IndexOf(
Object value
)
private:
virtual int IndexOf(
Object^ value
) sealed = IList::IndexOf
private abstract IndexOf :
value:Object -> int
private override IndexOf :
value:Object -> int
JScript does not support explicit interface implementations.
Parameters
- value
Type: System. . :: . .Object
The object to locate in the current list.
Return Value
Type: System. . :: . .Int32
The index of value if found in the list; otherwise, -1.
Implements
IList. . :: . .IndexOf(Object)
Remarks
This member is an explicit interface member implementation. It can be used only when the Array instance is cast to an IList interface.
.NET Framework Security
- Full trust for the immediate caller. This member cannot be used by partially trusted code. For more information, see dd66cd4c-b087-415f-9c3e-94e3a1835f74.