Remove special characters

Questions
,
1

I have the following code in the code node, it is working, but I want to format the cnpjs by removing the special characters, leaving only numbers.

my code:

const cnpjs = []

for (const cnpj of $input.all()){
  cnpjs.push(cnpj.json)
}


return cnpjs
2

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3

hello @Gabriel_Elias

you can do it with regex

4

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