Description
    1.Modify some blank line problems
    2.The foreach interface of some container classes is written one less?
    3.The case of the return value of some interfaces is inconsistent with
    the d.ts document
    #I4Z13F:Modify some interfaces that are inconsistent with the d.ts
Signed-off-by: Nwangyong1995626wywz <wangyong237@huawei.com>