Question

How to remove the last comma from the end of string in Node.js

Answer 1

let str = 'node.js,c,c++,python,';
 
str = str.replace(/,*$/, '');
 
console.log(str); 
 
   
   
   
   
/*
run:
   
node.js,c,c++,python
   
*/

 

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Answer 2

let str = 'node.js,c,c++,python,';
 
if (str.endsWith(',')) {
    str = str.slice(0, -1);
}
 
console.log(str); 
 
   
   
   
   
/*
run:
   
node.js,c,c++,python
   
*/

 

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