Question

How to convert all values in a set to uppercase with JavaScript

Answer 1

const st = new Set(['typescript', 'javascript', 'node.js', 'c++', 'c#']);
  
const newset = new Set();
  
st.forEach(value => {
    newset.add(value.toUpperCase());
});
  
console.log([...newset].join(' '));
  
    
    
/*
run:
  
"TYPESCRIPT JAVASCRIPT NODE.JS C++ C#"
  
*/

 

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Answer 2

const st = new Set(['typescript', 'javascript', 'node.js', 'c++', 'c#']);
  
const newset = new Set(Array.from(st).map(value => value.toUpperCase()));

console.log([...newset].join(' '));
  
    
    
/*
run:
  
"TYPESCRIPT JAVASCRIPT NODE.JS C++ C#"
  
*/

 

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