How to get first item or last item from the collection?

Question

e.g. Suppose I enter a string : Ram and Shyam likes Ramesh then the output should be Ramesh and Shyam likes Ram.
Here first word Ram is swapped with Ramesh .

Answer 1

You write this code for get first item or last item from the collection.

$collection->getFirstItem() and $collection->getLastItem();