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PHP ArrayIterator append () function

Syntax:
void ArrayIterator::append (mixed $value)
Parameters:This function takes one parameter, $value,which contains the value to be added.Return value:this the function does not return any value.The following programs illustrate the ArrayIterator::append() function in PHP:Program 1:  
// Declare ArrayIterator $arrItr = new ArrayIterator ( array ( ’G’ , ’e’ , ’e’ , ’ k’ , ’s’ ) );  
// Add an item to the iterator array $arrItr -> append ( "123" );  
// Show items while ( $arrItr -> valid()) { echo $arrItr -> current(); $arrItr -> next(); }  
?>
Exit:
Geeks123
Program 2:  
// Declare ArrayIterator $arrItr = new ArrayIterator ( array ( " a " = > " Geeks " , "b" = > "for" , " c " = > "Geeks" ));  
// Add an array element $arrItr -> append ( "Computer" ); $arrItr -> append ( "Science" ); $arrItr -> append ( "Portal" );  
// Show items foreach ( $arrItr as $key = > $val ) { echo $key . "= >" . $val . "" ; }  
?>
Exit:
a = > Geeks b = > for c = > Geeks 0 = > Computer 1 = > Science 2 = > Portal
Link: https://www.php.net /manual/en/arrayiterator.append.php

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