Answers for "javascript get first entry from set"

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javascript get first entry from set

var x = new Set();
x.add(1);
x.add({ a: 2 });
//get iterator:
var it = x.values();
//get first entry:
var first = it.next();
//get value out of the iterator entry:
var value = first.value;
console.log(value); //1
Posted by: Guest on April-27-2021

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