...one of the most highly
regarded and expertly designed C++ library projects in the
world.
— Herb Sutter and Andrei
Alexandrescu, C++
Coding Standards
Find the first occurrence of any of the characters not within the string.
constexpr size_type find_first_not_of( const_pointer s, size_type pos = 0) const;
Finds the first occurrence of a character that is not within the string
pointed to by s
of length
count
within the string
starting at the index pos
,
where count
is traits_type::length(s)
.
Linear.
The index corrosponding to the first character of {begin() + pos, end())
that is not within {s, s + count)
if it exists, and npos
otherwise.
Name |
Description |
---|---|
|
The characters to ignore. |
|
The index to start searching at. The default argument for this
parameter is |