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.NET Framework Class Library
String..::.LastIndexOf Method





Reports the zero-based index position of the last 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
 NameDescription
Public methodLastIndexOf(Char)Reports the zero-based index position of the last occurrence of a specified Unicode character within this instance.
Public methodLastIndexOf(String)Reports the zero-based index position of the last occurrence of a specified string within this instance.
Public methodLastIndexOf(Char, Int32)Reports the zero-based index position of the last occurrence of a specified Unicode character within this instance. The search starts at a specified character position.
Public methodLastIndexOf(String, Int32)Reports the zero-based index position of the last occurrence of a specified string within this instance. The search starts at a specified character position.
Public methodLastIndexOf(String, StringComparison)Reports the zero-based index of the last occurrence of a specified string within the current String object. A parameter specifies the type of search to use for the specified string.
Public methodLastIndexOf(Char, Int32, Int32)Reports the zero-based index position of the last occurrence of the specified Unicode character in a substring within this instance. The search starts at a specified character position and examines a specified number of character positions.
Public methodLastIndexOf(String, Int32, Int32)Reports the zero-based index position of the last occurrence of a specified string within this instance. The search starts at a specified character position and examines a specified number of character positions.
Public methodLastIndexOf(String, Int32, StringComparison)Reports the zero-based index of the last occurrence of a specified string within the current String object. Parameters specify the starting search position in the current string, and type of search to use for the specified string.
Public methodLastIndexOf(String, Int32, Int32, StringComparison)Reports the zero-based index position of the last occurrence of a specified string within this instance. Parameters specify the starting search position in the current string, the number of characters in the current string to search, and the type of search to use for the specified string.
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