Question

How to pass array to a function by reference in PHP

Answer 1

function setArray(&$arr){
    $arr[0] = 'php';
}

$arr = array(
    'c++',
    'java',
    'python'
);

setArray($arr);

print_r($arr); 

/*
run:

Array ( [0] => php [1] => java [2] => python )

*/

 

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