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 e70692e4d8.
PrevUpHomeNext
grammar::lut_chars::operator()

Return true if ch is in the character set.

Synopsis
constexpr bool
operator()(
    unsigned char ch) const;
Description

This function returns true if the character ch is in the set, otherwise it returns false.

Complexity

Constant.

Exception Safety

Throws nothing.

Parameters

Name

Description

ch

The character to test.


PrevUpHomeNext