std::shared_ptr<T>::operator<<

 

C++

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std::shared_ptr

成员函数

shared_ptr::shared_ptr

shared_ptr::~shared_ptr

shared_ptr::operator=

修改器

shared_ptr::reset

shared_ptr::swap

观察器

shared_ptr::get

shared_ptr::operator*shared_ptr::operator->

shared_ptr::operator[] (C++17)

shared_ptr::use_count

shared_ptr::unique (C++20 前)

shared_ptr::operator bool

shared_ptr::owner_before

非成员函数

std::swap

make_sharedmake_shared_for_overwrite (C++20)

allocate_sharedallocate_shared_for_overwrite (C++20)

static_pointer_castdynamic_pointer_castconst_pointer_castreinterpret_pointer_cast (C++17)

get_deleter

operator==operator!=operator<operator<=operator>operator>=operator<=> (C++20 前)(C++20 前)(C++20 前)(C++20 前)(C++20 前)(C++20)

operator<<

atomic_ 函数(C++20 中弃用)

辅助类

std::atomic<std::shared_ptr> (C++20)

std::hash

推导指引(C++17)

 

template <class T, class U, class V>     std::basic_ostream<U, V>& operator<<(std::basic_ostream<U, V>& os, const std::shared_ptr<T>& ptr);

插入存储于 ptr 的指针值到输出流 os 中。

等价于 os << ptr.get() 。

参数

os	-	要插入 ptr 到的 std::basic_ostream
ptr	-	被插入到 os 的数据

返回值

os

示例

运行此代码

#include <iostream>
#include <memory>
 
class Foo {};
 
int main()
{
    auto sp = std::make_shared<Foo>();
    std::cout << sp << std::endl;
    std::cout << sp.get() << std::endl;
}

可能的输出：

0x6d9028
0x6d9028

参阅

get	返回存储的指针 (公开成员函数)