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std::char_traits<CharT>::find

From cppreference.com
< cpp‎ | string‎ | char traits
static const char_type* find( const char_type* p, std::size_t count, const char_type& ch );
(until C++17)
static constexpr const char_type* find( const char_type* p, std::size_t count, const char_type& ch );
(since C++17)

Searches for character ch within the first count characters of the sequence pointed to by p.

Contents

[edit] Parameters

p - pointer to a character string to search
count - the number of characters to analyze
ch - the character to search for

[edit] Return value

A pointer to the first character in the range specified by [p, p + count) that compares equal to ch, or a null pointer if not found.

[edit] Exceptions

Throws nothing.

[edit] Complexity

Linear in count.