Welcome, on Arrays push() pop() shift() and unshift() function explained in PHP in Hindi. What are Array Function in PHP in Hindi? array_pop($arr) : This function removes an element from the end of an array. array_push($arr, $val): This function adds an element to the end of an array. array_shift($arr): This function removes an element from the beginning of an array. array_unshift($arr, $val): This function adds an element to the beginning of an array.