With iview, multi-layer pop-up window, how to achieve?

the layui used by new talents before they come into contact with vue,. Now there is a problem, you need to click on the parent page A to pop up the child page B, and then click on the sub-page B to pop up a page C. then the data of the C page operation is saved to the B page, and the data of the B page operation is saved to the A page. How can this be achieved? Ask the great god for advice!

Mar.04,2021
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