How do I clone an array in JavaScript?
You can clone an array in JavaScript using several methods. One common way is to use the spread operator: const newArray = [...originalArray];
.
Are there other methods to clone an array?
Yes, you can also use Array.prototype.slice()
like this: const newArray = originalArray.slice();
or Array.from(originalArray)
.
What about using concat
?
Good point! You can use originalArray.concat()
to create a shallow copy as well.
Is there a way to clone an array of objects?
To clone an array of objects, you can use JSON.parse(JSON.stringify(originalArray))
, but be cautious as it won't copy methods or handle circular references.
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