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String.IndexOf Method ( String )

System Namespace   String Class


Reports the index of the first occurrence of the specified String in the given String.

[ VB ]
<Serializable>
Overloads Public Function IndexOf ( _
   ByVal value As String _
) As Integer

[ C# ]
[ Serializable ]
public int IndexOf (
   string value
);

[ C++ ]
[ Serializable ]
public: int IndexOf (
   String* value
);

[ JScript ]
public Serializable
function IndexOf (
   value : String
) : int;

Parameters

value
The String to seek.

Return Value


Value Meaning
A positive index position. value was found.
0 value is Empty.
-1 value was not found.

Exceptions


Exception Type Condition
ArgumentNullException value is a null reference ( Nothing in Visual Basic ).

Remarks

The search begins at the first character position of this instance and continues until the last character position. The search is case-sensitive and uses the current culture.

See Also

String Members   String.IndexOf Overload List   Int32   CultureInfo   IndexOfAny   LastIndexOf   LastIndexOfAny Skip Navigation Links




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