in include/aws/crt/StringView.h [500:524]
size_type find_last_not_of(const CharT *s, size_type pos, size_type n) const noexcept
{
if (n && !s)
{
return npos;
}
if (pos < m_size)
{
++pos;
}
else
{
pos = m_size;
}
for (const CharT *ptr = m_data + pos; ptr != m_data;)
{
if (Traits::find(s, n, *--ptr) == 0)
{
return static_cast<size_type>(ptr - m_data);
}
}
return npos;
}