How to use array_pop() and array_push() in PHP?
1. array_pop()
It is used to delete or remove the last element of an array.
Example
$a=array("blue","black","skyblue");
array_pop($a);
OUTPUT : Array ( [0] => blue[1] => black)
2. array_push()
It is used to Insert one or more elements to the end of an array.
Example
$a=array("apple","banana"); array_push($a,"mango","pineapple");
OUTPUT : Array ( [0] => apple[1] => banana[2] => mango[3] => pineapple)
Also Read: PHP Strings
BY Best Interview Question ON 07 Apr 2020