last_index_of() [5/6]

size_t xtd::ustring::last_index_of ( value_type  value, size_t  start_index, size_t  count  ) const

noexcept

Reports the index of the last occurrence of the specified character in this string. The search starts at a specified character position and examines a specified number of character positions.

Parameters

str	A string to find last index of.
value	An unicode character to seek
start_index	The search starting position
count	The number of character positions to examine

Returns

The index position of value if that character is found, or std::basic_string<char_t>::npos if it is not.