How to wrap a string

how to replace this string 1 br > with
1,
2,
3
to wrap
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Sep.10,2021

is not / n is \ n


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"1\ n 2" these writes

  

\ n is only recognized in js for line wrapping
html does not recognize \ n
it is recommended to insert a tag < br/ >

in the part of the line to be wrapped.
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