...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 a string within the string.
constexpr size_type find( const_pointer s, size_type pos, size_type n) const;
Finds the first occurrence of the string pointed to by s
within the string starting at the
index pos
.
Linear.
An empty string is always found.
The lowest index idx
greater than or equal to pos
where each element of {s, s + n)
is equal to that of {begin()
+ idx, begin()
+ idx + n) if one exists, and npos
otherwise.
Name |
Description |
---|---|
|
The string to search for. |
|
The index to start searching at. |
|
The length of the string to search for. |