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.NET Framework Class Library
StringLastIndexOf 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 method LastIndexOf(Char) Reports the zero-based index position of the last occurrence of a specified Unicode character within this instance.
Public method LastIndexOf(String) Reports the zero-based index position of the last occurrence of a specified string within this instance.
Public method LastIndexOf(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 and proceeds backward toward the beginning of the string.
Public method LastIndexOf(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 and proceeds backward toward the beginning of the string.
Public method LastIndexOf(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 method LastIndexOf(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 proceeds backward toward the beginning of the string for a specified number of character positions.
Public method LastIndexOf(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 proceeds backward toward the beginning of the string for a specified number of character positions.
Public method LastIndexOf(String, Int32, StringComparison) Reports the zero-based index of the last occurrence of a specified string within the current String object. The search starts at a specified character position and proceeds backward toward the beginning of the string. A parameter specifies the type of comparison to perform when searching for the specified string.
Public method LastIndexOf(String, Int32, Int32, StringComparison) 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 proceeds backward toward the beginning of the string for the specified number of character positions. A parameter specifies the type of comparison to perform when searching for the specified string.
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