How to add Custom attributes to iview Table render

problem description

iview table render rendered div I want to add a custom attribute,

the environmental background of the problems and what methods you have tried

both methods in the following code have been tried, but the desired results have not been seen. For example, the addition of class: "aaa", is successful

in the figure above, only the class, custom attribute is not rendered

.

related codes

/ / Please paste the code text below (do not replace the code with pictures)
domProps: {
ozs: "xxx",
},
or
props: {
ozs:" xxx",
},

what result do you expect? What is the error message actually seen?

you want the review element to see < div ozs class= "aaa" > < / div > this

Dec.17,2021

propsattrs

if this is how to customize the attribute of button in render, I try to write it this way

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