Return c converted to lowercase
Synopsis
Declared in header <boost/url/grammar/ci_string.hpp>
constexpr
char
to_lower(char c) noexcept;
Description
This function returns the character, converting it to lowercase if it is uppercase. The function is defined only for low-ASCII characters.
Example
assert( to_lower( 'A' ) == 'a' );
Exception Safety
Throws nothing.
Return Value
The converted character
Parameters
Name | Description |
---|---|
c |
The character to convert |
See Also
to_upper .