Using the Shared memory object for writing.
使用共享内存对象写数据。
Create your Shared memory object as shown in Listing 2.
像清单2这样创建共享内存对象。
If the Shared memory object cannot be found, an exception is thrown.
如果无法找到这个共享内存对象，就会抛出异常。
In Listing 4, you create the Shared memory object using the open_only and read_only attributes.
在清单4中，使用open_only和read_only属性创建共享内存对象。
For a process to use a Shared memory object, the process has to map the object in its address space.
使用共享内存对象的进程必须在自己的地址空间中映射对象。
Another benefit of using mapped_region is that both full and partial access to the Shared memory object is possible.
使用mapped_region的另一个好处是可以对共享内存对象进行完全和部分访问。
Similar to the case for a Shared memory object, a message queue that is opened only for reading will have the open_only attribute passed in the constructor.
与共享内存对象相似，对于以只读方式打开消息队列，应该把open_only属性传递给构造函数。
Similar to the case for a Shared memory object, a message queue that is opened only for reading will have the open_only attribute passed in the constructor.
与共享内存对象相似，对于以只读方式打开消息队列，应该把open_only属性传递给构造函数。
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