Description:
    1. Added feature description
    2. A comparison of similar containers is made
    3. Add application scenarios of container class
    #I58VDG:Add the description of the characteristics of the container class
Signed-off-by: Nwangyong <wangyong237@huawei.com>

Description
    In the new IDE, console The first element of log output
    must be of character type
    #I56TL2:Solve the problem of console Log error
Signed-off-by: Nwangyong1995626wywz <wangyong237@huawei.com>

Description:
    1.Add TS remarks to the instance
    #I54YPQ:Add language type description in doc file
Signed-off-by: Nwangyong1995626wywz <wangyong237@huawei.com>

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>

Description

    1.Modify the problem trimToCurrentLength without parameters
    2.Modify the problem that the descriptions of two interfaces
    of plainarray are consistent
    3.Correct the wrong interface in lightweightset
    4.Complete the missing equal case in XTS
    #I4WPBS:Correct the questionnaire questions raised by the test
Signed-off-by: Nwangyong1995626wywz <wangyong237@huawei.com>

 Description

    1.Restore the format of that version
    2. Fix the parameter error
    3. Improve the missing use case of the XTS use case
    4. Modify the error that the return value is inconsistent
    with the comparison
    5.Improve the interface description against the interface API document
    #I4U5XE:improve containers class API interface reference description
Signed-off-by: Nwangyong1995626wywz <wangyong237@huawei.com>

Signed-off-by: Nzengyawen <zengyawen1@huawei.com>

Description

    The import method of container classes has been changed to improve efficiency.
    Previous import method: import { ArrayList } from '@ohos.util.ArrayList'
    Now import method: import ArrayList from '@ohos.util.ArrayList'
    Related issue
    #I4TCSR:midified containers class API interface reference description
Signed-off-by: Nwangyong <wangyong237@huawei.com>

Adds an API interface reference description file for 14 container
classes
Signed-off-by: Nlinhaoran <linhaoran2@huawei.com>