std::new_handler

 

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智慧指標 unique_ptr (C++11) shared_ptr (C++11) weak_ptr (C++11) auto_ptr (直到 C++17*) owner_less (C++11) owner_less<void> (C++17) owner_hash (C++26) owner_equal (C++26) enable_shared_from_this (C++11) bad_weak_ptr (C++11) default_delete (C++11) out_ptr_t (C++23) inout_ptr_t (C++23) 低階記憶體 管理 operator new operator new[] operator delete operator delete[] get_new_handler (C++11) set_new_handler launder (C++17) bad_alloc bad_array_new_length (C++11) nothrow_t align_val_t (C++17) destroying_delete_t (C++20) new_handler nothrow 雜項 pointer_traits (C++11) to_address (C++20) addressof (C++11) align (C++11) assume_aligned (C++20) is_sufficiently_aligned (C++26)

 

低階記憶體管理

函式

operator newoperator new[]

operator deleteoperator delete[]

get_new_handler (C++11)

set_new_handler

類

bad_alloc

bad_array_new_length (C++11)

align_val_t (C++17)

型別

new_handler

物件

nothrow

destroying_delete (C++20)

物件訪問

launder (C++17)

 

定義於標頭檔案 <new>
typedef void (*new_handler)();

std::new_handler 是函式指標型別（指向不帶引數且返回 void 的函式的指標），由函式 std::set_new_handler 和 std::get_new_handler 使用。

另請參閱

operator newoperator new[]	分配函式 (函式)
set_new_handler	註冊一個 new 處理函式 (函式)
get_new_handler (C++11)	獲取當前的 new 處理函式 (函式)