Question

<?php
$array = array(
    "1" => 'Hi',
    "4" => 'are',
    "3" => 'How',
    "7" => 'my',
    "6" => 'you',
    "9" => 'brother',
);

forEach($array as $key => $value) {
    echo $key;
    echo ':-';
    print_r($value);
    echo '<br/>';
}
?>

the out put of this code is

1:-Hi
4:-are
3:-How
7:-my
6:-you
9:-brother

but i need to display this order by key. please tell me which is easiest way

thanks

Answer 1

Use ksort

ksort($array);

foreach($array as $key => $value) {
    echo $key;
    echo ':-';
    print_r($value);
    echo '<br/>';
}