Add '\n' after a specific number of delimiters
How can I add a \n after each four ; delimiter in a CSV file (with bash)?
Input file sample:
aaaa;bbbbbb;cccc;ddddd;eeee;ffff;gggg;hhhh;iii;jjjj;kkkk;llll;
Output needed :
aaaa;bbbbbb;cccc;ddddd
eeee;ffff;gggg;hhhh
iii;jjjj;kkkk;llll
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