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IndexOf Method

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Reports the zero-based index of the first occurrence of a specified Unicode character or string within this instance. The method returns -1 if the character or string is not found in this instance.

This member is overloaded. For complete information about this member, including syntax, usage, and examples, click a name in the overload list.

Overload List

  Name Description
Public method IndexOf(Char) Reports the zero-based index of the first occurrence of the specified Unicode character in this string.
Public method IndexOf(String) Reports the zero-based index of the first occurrence of the specified string in this instance.
Public method IndexOf(Char, Int32) Reports the zero-based index of the first occurrence of the specified Unicode character in this string. The search starts at a specified character position.
Public method IndexOf(String, Int32) Reports the zero-based index of the first occurrence of the specified string in this instance. The search starts at a specified character position.
Public method IndexOf(Char, Int32, Int32) Reports the zero-based index of the first occurrence of the specified character in this instance. The search starts at a specified character position and examines a specified number of character positions.
Public method IndexOf(String, Int32, Int32) Reports the zero-based index of the first occurrence of the specified string in this instance. The search starts at a specified character position and examines a specified number of character positions.

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See Also

Reference

String Class

System Namespace