Namespace
Varianti

std::basic_string::clear

Da cppreference.com.
< cpp‎ | string‎ | basic string

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C++
 
Stringhe libreria
Null-stringhe terminate
Original:
Null-terminated strings
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Byte stringhe
Multibyte stringhe
Stringhe larghe
Classi
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Classes
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basic_string
char_traits
 
std::basic_string
Membri funzioni
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Member functions
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basic_string::basic_string
basic_string::operator=
basic_string::assign
basic_string::get_allocator
Elemento accesso
Original:
Element access
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basic_string::at
basic_string::operator[]
basic_string::front(C++11)
basic_string::back(C++11)
basic_string::data
basic_string::c_str
Iteratori
Original:
Iterators
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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)
Capacità
Original:
Capacity
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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)
Operazioni
Original:
Operations
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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
Cerca
Original:
Search
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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
Costanti
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Constants
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basic_string::npos
Non membri funzioni
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Non-member functions
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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)
Helper classi
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Helper classes
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hash<std::string>
hash<std::wstring>
hash<std::u32string>
hash<std::u16string>		(C++11)
 
void clear();

Removes all characters from the string. The allocated memory will not be released, effectively leaving the capacity of the string unchanged. The past-the-end iterators are not invalidated.

Indice

Parametri

(Nessuno)
Original:
(none)
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Valore di ritorno

(Nessuno)
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(none)
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Complessità

linear in the size of the string.

Vedi anche

 elimina caratteri
(metodo pubblico) [modifica]
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