PHP | ArrayIterator append() Function

The ArrayIterator::append() function is an inbuilt function in PHP which is used to append an element into an array iterator.
Syntax:
void ArrayIterator::append( mixed $value )
Parameters: This function accepts single parameter $value that holds the value that need to be append.
Return Value: This function does not return any value.
Below programs illustrate the ArrayIterator::append() function in PHP:
Program 1:
| <?php   // Declare an ArrayIterator $arrItr= newArrayIterator(     array('G', 'e', 'e', 'k', 's') );   // Append the element into array iterator $arrItr->append("123");  // Display the elements while($arrItr->valid()) {     echo$arrItr->current();     $arrItr->next(); }   ?>  | 
Output:
Geeks123
Program 2:
| <?php   // Declare an ArrayIterator $arrItr= newArrayIterator(     array(         "a"=> "Geeks",         "b"=> "for",         "c"=> "Geeks"    ) );   // Append the array element $arrItr->append("Computer"); $arrItr->append("Science"); $arrItr->append("Portal");   // Display the elements foreach($arrItras$key=> $val) {     echo$key. " => ". $val. "\n"; }   ?>  | 
Output:
a => Geeks b => for c => Geeks 0 => Computer 1 => Science 2 => Portal
Reference: https://www.php.net/manual/en/arrayiterator.append.php
 
				 
					


