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How to check if a map is empty in JavaScript



131 views
asked Jun 2, 2022 by avibootz
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1 Answer

0 votes 
const mp = new Map();

console.log(mp.size); 

console.log(mp.size === 0 ? "empty" : "not empty");




/*
run:
 
0
"empty"
  
*/

 



answered Jun 2, 2022 by avibootz
edited Jun 2, 2022 by avibootz

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