Answers for "js empty new Array()"

6

Javascript remove empty elements from array

var colors=["red","blue",,null,undefined,,"green"];

//remove null and undefined elements from colors
var realColors = colors.filter(function (e) {return e != null;});
console.log(realColors);
Posted by: Guest on July-25-2019
0

generate empty array js

Array.from({length: 500})

// change the length to whatever value you want
Posted by: Guest on April-26-2021

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