Question

How to add array to set in JavaScript

Answer 1

const st = new Set(['typescript', 'javascript', 'node.js']);

const arr = ['c', 'c++', 'c#'];

arr.forEach(element => {
  	st.add(element);
});

console.log([...st].join(' '));
   
   
   
   
/*
run:
   
"typescript javascript node.js c c++ c#"
   
*/

 

70+ SQL courses for beginners and professionals

Answer 2

const st = new Set(['typescript', 'javascript', 'node.js']);

const arr = ['c', 'c++', 'c#'];

arr.forEach(item => st.add(item))

console.log([...st].join(' '));
   
   
   
   
/*
run:
   
"typescript javascript node.js c c++ c#"
   
*/

 

70+ SQL courses for beginners and professionals