Question

How to return void from function (not return any value) in TypeScript

Answer 1

function test(): void { 
    console.log("test()")
} 

test();

   
  
   
   
/*
   
run:

"test()" 
  
*/

 

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Answer 2

function test(): void { 
    console.log("test()")
} 

let result: void = test(); 

console.log(result); 
   
  
   
   
/*
   
run:
   
"test()" 
undefined 
  
*/

 

 

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