Question

How to remove the letters (all non-numeric) from a string in Node.js

Answer 1

let s = '123node.js +55-55 999programming 9783201language';
 
s = s.replace(/\D/g,'');

console.log(s);




/*

run:

12355559999783201

*/

 

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Answer 2

let s = '-3.14node.js +55-55 999programming 9783201language';
   
s = s.replace(/[^\d.-]/g, '');
 
console.log(s);
 
 
 
/*
 
run:
 
-3.14.55-559999783201
 
*/

 

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