Boost C++ Libraries Home Libraries People FAQ More

PrevUpHomeNext
string::rfind (2 of 2 overloads)

Find the last occurrence of a character within the string.

Synopsis
std::size_t
rfind(
    char ch,
    std::size_t pos = npos) const;
Description

Returns index corrosponding to the last occurrence of ch within {begin(), begin() + pos} if it exists, and npos otherwise.

Complexity

Linear.

Return Value

The last occurrence of ch within the string starting before or at the index pos, or npos if none exists.

Parameters

Name

Description

ch

The character to search for.

pos

The index to stop searching at. The default argument for this parameter is npos.


PrevUpHomeNext