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ArrayObject exchangeArray () function in PHP

Syntax :
ArrayObject exchangeArray ($inputArray)
Parameters : This function takes a single parameter $inputArray, which is the new array with which the old array will be replaced in the ArrayObject.Return value : This function returns the old array.The programs below illustrate the above function:Program 1 :
// PHP illustration program
// exchangeArray() function $arr = array ( "a" = >  "engineer" , "b" = > "are" , "c" = > "awesome" );  
// Create array object $arrObject = new ArrayObject ( $arr );  
// New array $newArr = array ( "1" = > "New" , "2" = > "Array" );  
// Exchange arrays in ArrayObject $arrObject -> exchangeArray ( $newArr ); print_r ( $arrObject );  
?>
Exit:
ArrayObject Object ( [storage: ArrayObject: private] = > Array ([1] = > New [2] = > Array))
Program 2 :
// PHP illustration program
// exchangeArray() function $arr = array ( "a" = > "Welcome" , "b" = > "2" , "c" = > "GFG" );  
// Create array object $arrObject = new ArrayObject ( $arr );  
// New array $newArr = array ( "1" = > "Hello" , "2" = > "World" );  
// Exchange arrays in ArrayObject $arrObject -> exchangeArray ( $newArr ); print_r ( $arrObject );  
?>
Exit:
ArrayObject Object ( [storage: ArrayObject: private] = > Array ([1] = > Hello [2] = > World))
Link : http://php.net/manual/en/arrayobject.exchangearray.php

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