javascript check if array has duplicates
function hasDuplicates(array) {
return (new Set(array)).size !== array.length;
}javascript check if array has duplicates
function hasDuplicates(array) {
return (new Set(array)).size !== array.length;
}java find duplicates in array
// Uses a set, which does not allow duplicates
for (String name : names)
{
if (set.add(name) == false)
{
// print name your duplicate element
}
}Copyright © 2021 Codeinu
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