Difference between the Spread operator and concat() method
Spread Operator |
concat() method |
---|---|
The spread operator is implemented using the three dots syntax(…). |
The concat method is implemented using the concat() syntax. |
It unpacks all the elements of the passed arrays and creates a new array of the merged values of passed arrays. |
It returns a new array after concatenate all the elements of the array and the values passed as the arguments to it. |
It can also be used with the objects. |
It is a array specific method and can be used with arrays only. |
It can be used to destructure the arrays and the objects. |
It can not be used to destructure either arrays or abjects. |
It preserves the type of the each element in the passed arrays |
It converts the elements into string and then concat the arrays to return new array. |
Difference Between Spread Operator and Array.concat() in Typescript
The spread operator and concat() method both are used to add elements to an array. But they are different from each other in many ways. Let us discuss the difference between both of them in detail.