[lang-ref] ( insert_item_by_position ) ( php )

<?php
public function testInsertItemByPosition(): void
{
	// array_splice($items, $position, 0, $item)
	$items = ['A', 'B', 'D', 'E'];

	array_splice($items, 2, 0, 'C'); // insert 'C' at index 2

	$this->assertSame(['A', 'B', 'C', 'D', 'E'], $items);
}