As a programmer, you'll need to adjust/remove/add/replace/count etc elements in an array therefore you need to know the right method to use for any manipulation. There are different methods of manipulating an array and I will be showing some of them.
This method returns true or false if every element in the specified array satisfies a condition specified in the callback function. Returns false even if a single element does not satisfy the condition.
Other methods include but not limited to: