Boost C++ Libraries

...one of the most highly regarded and expertly designed C++ library projects in the world. — Herb Sutter and Andrei Alexandrescu, C++ Coding Standards

This is the documentation for a snapshot of the master branch, built from commit e83975fcee.

Append characters to the string.

string&
append(
    std::size_t count,
    char ch);

Appends count copies of ch to the end of the string.

Strong guarantee.

*this

Name	Description
`count`	The number of characters to append.
`ch`	The character to append.

Type	Thrown On
boost::system::system_error	`size() + count > max_size()`.