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 69109f5924.

Append a character.

string&
operator+=(
    char ch);

Appends a character to the end of the string.

Strong guarantee.

Name	Description
`ch`	The character to append.

Type	Thrown On
boost::system::system_error	`size() + 1 > max_size()`.