collection_adapter::size (STL/CLR)

计算元素的数量。

    size_type size();

备注

成员函数返回控件序列的长度。它在 IEnumerable 或 IEnumerable<Value>的专用化未定义。

示例

// cliext_collection_adapter_size.cpp 
// compile with: /clr 
#include <cliext/adapter> 
#include <cliext/deque> 
 
typedef cliext::collection_adapter< 
    System::Collections::ICollection> Mycoll; 
int main() 
    { 
    cliext::deque<wchar_t> d6x(6, L'x'); 
    Mycoll c1(%d6x); 
 
// display initial contents " x x x x x x" 
    for each (wchar_t elem in c1) 
        System::Console::Write(" {0}", elem); 
    System::Console::WriteLine(); 
    System::Console::WriteLine("size() = {0}", c1.size()); 
    return (0); 
    } 
 

要求

标题: <cliext/适配器>

命名空间: cliext

请参见

参考

collection_adapter (STL/CLR)