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How to create an array with an initial size in JavaScript



143 views
asked Aug 29, 2020 by avibootz
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1 Answer

0 votes 
let arr = new Array(4);

console.log(arr);
console.log(arr.length);



/*
run:

[undefined, undefined, undefined, undefined] 

4

*/

 



answered Aug 29, 2020 by avibootz

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