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std::basic_string::erase

From cppreference.com
 
 
 
std::basic_string
 
basic_string& erase(size_type index = 0, size_type count = npos);
(1)
iterator erase( iterator position );
iterator erase( const_iterator position );
(2) (until C++11)
(since C++11)
iterator erase( iterator first, iterator last );
iterator erase( const_iterator first, const_iterator last );
(3) (until C++11)
(since C++11)

Removes specified characters from the string.

1) Removes count characters starting at index.

2) Removes the character at position.

3) Removes the character in the range [first; last).

Contents

[edit] Parameters

index - first character to remove
count - number of characters to remove
position - iterator to the character to remove
first, last - range of the characters to remove

[edit] Return value

1) *this

2-3) iterator following the last removed character.

[edit] Complexity

1) linear in count.

2) Constant.

3) linear in distance between first and last.

[edit] See also

clears the contents
(public member function) [edit]