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How to set a variable value if undefined in JavaScript



103 views
asked May 12, 2022 by avibootz
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1 Answer

0 votes 
let x = undefined;
let y;

x ??= 373;
console.log(x); 

y ??= 901;
console.log(y); 


 
 
     
     
/*
run:
      
373
901
      
*/

 



answered May 12, 2022 by avibootz

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