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std::basic_string::replace

Материал из cppreference.com

 
 
 
std::basic_string
Функции-члены
basic_string::basic_string
basic_string::operator=
basic_string::assign
basic_string::get_allocator
Доступ к элементам
basic_string::at
basic_string::operator[]
basic_string::front(C++11)
basic_string::back(C++11)
basic_string::data
basic_string::c_str
Итераторы
basic_string::begin
basic_string::cbegin

(C++11)
basic_string::end
basic_string::cend

(C++11)
basic_string::rbegin
basic_string::crbegin

(C++11)
basic_string::rend
basic_string::crend

(C++11)
Вместимость
basic_string::empty
basic_string::size
basic_string::length
basic_string::max_size
basic_string::reserve
basic_string::capacity
basic_string::shrink_to_fit(C++11)
Операции
basic_string::clear
basic_string::insert
basic_string::erase
basic_string::push_back
basic_string::pop_back(C++11)
basic_string::append
basic_string::operator+=
basic_string::compare
basic_string::replace
basic_string::substr
basic_string::copy
basic_string::resize
basic_string::swap
Поиск
basic_string::find
basic_string::rfind
basic_string::find_first_of
basic_string::find_first_not_of
basic_string::find_last_of
basic_string::find_last_not_of
Константы
basic_string::npos
Функции-нечлены
operator+
operator==
operator!=
operator<
operator>
operator<=
operator>=
swap(std::basic_string)
operator<<
operator>>
getline
stoi
stol
stoll
(C++11)
(C++11)
(C++11)
stoul
stoull
(C++11)
(C++11)
stof
stod
stold
(C++11)
(C++11)
(C++11)
to_string(C++11)
to_wstring(C++11)
Вспомогательные классы
hash<std::string>
hash<std::wstring>
hash<std::u32string>
hash<std::u16string>
(C++11)
 
basic_string& replace( size_type pos, size_type count,

                       const basic_string& str );

basic_string& replace( const_iterator first, const_iterator last,

                       const basic_string& str );
(1)
basic_string& replace( size_type pos, size_type count,

                       const basic_string& str,
                       size_type pos2, size_type count2 );

template< class InputIt >
basic_string& replace( const_iterator first, const_iterator last,

                       InputIt first2, InputIt last2 );
(2)
basic_string& replace( size_type pos, size_type count,

                       const CharT* cstr, size_type count2 );

basic_string& replace( const_iterator first, const_iterator last,

                       const CharT* cstr, size_type count2 );
(3)
basic_string& replace( size_type pos, size_type count,

                       const CharT* cstr );

basic_string& replace( const_iterator first, const_iterator last,

                       const CharT* cstr );
(4)
basic_string& replace( size_type pos, size_type count,

                       size_type count2, CharT ch );

basic_string& replace( const_iterator first, const_iterator last,

                       size_type count2, CharT ch );
(5)
basic_string& replace( const_iterator first, const_iterator last,
                       std::initializer_list<CharT> ilist );
(6) (начиная с C++11)
Заменяет часть строки указывает либо [pos, pos + count) или [first, last) с новой строки.
Original:
Replaces the part of the string indicated by either [pos, pos + count) or [first, last) with a new string.
The text has been machine-translated via Google Translate.
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Новая строка может быть одним из:
Original:
The new string can be one of:
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1)
Строка str
Original:
string str
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2)
Подстрока [pos2, pos2 + count2) из str или символы в диапазоне [first2, last2)
Original:
substring [pos2, pos2 + count2) of str or characters in the range [first2, last2)
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3)
первый charcters count2 символьной строки, на которую указывает cstr
Original:
first count2 charcters of the character string pointed to by cstr
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4)
нулем строку символов, на которую указывает cstr
Original:
null-terminated character string pointed to by cstr
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5)
count2 копии характер ch
Original:
count2 copies of character ch
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6)
символов в ilist список инициализации
Original:
characters in the initializer list ilist
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Содержание

[править] Параметры

pos -
начало подстроки, которые будут заменены
Original:
start of the substring that is going to be replaced
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count -
Длина подстроки, которые будут заменены
Original:
length of the substring that is going to be replaced
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first, last -
набор символов, который будет заменен
Original:
range of characters that is going to be replaced
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str -
Строка, используемая для замены
Original:
string to use for replacement
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pos2 -
начало подстроки заменить
Original:
start of the substring to replace with
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count2 -
Количество символов заменить
Original:
number of characters to replace with
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cstr -
Указатель на строку символов, используемый для замены
Original:
pointer to the character string to use for replacement
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ch -
значение символа, чтобы использовать для замены
Original:
character value to use for replacement
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first2, last2 -
набор символов, используемый для замены
Original:
range of characters to use for replacement
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init -
инициализатор список с символами использовать для замены
Original:
initializer list with the characters to use for replacement
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Требования, накладываемые на типы
-
InputIt должен соответствовать требованиям InputIterator.

[править] Возвращаемое значение

*this

[править] Исключения

std::out_of_range if pos > length() or pos2 > str.length()

std::length_error, если результирующая строка будет превышать максимально возможной длины (std::string::npos - 1)
Original:
std::length_error if the resulting string will exceed maximum possible string length (std::string::npos - 1)
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[править] Пример

#include <iostream>
#include <string>
 
int main()
{
    std::string str("The quick brown fox jumps over the lazy dog.");
 
    str.replace(10, 5, "red"); // (4)
 
    str.replace(str.begin(), str.begin() + 3, 1, 'A'); // (5)
 
    std::cout << str << '\n';
}

Вывод:

A quick red fox jumps over the lazy dog.