This pattern resembles the fetch and Flag pattern, because it also includes a fetch step.

该模式集中了Fetch与Flag模式，因为它还包含了一个读取步骤。

youdao

This pattern resembles the fetch and Flag pattern, because it also includes a fetch step.

该模式集中了Fetch与Flag模式，因为它还包含了一个读取步骤。

youdao