How to redefine the keys of the array?

$arr = array( [8]=>123 , [0]=>888 );

Just turn it into array([0]=>123, [1]=>888) without changing the order;

Reply content:

$arr = array( [8]=>123 , [0]=>888 );

Just turn it into array([0]=>123, [1]=>888) without changing the order;

array array_values ​​(array $input)

Return all values ​​in the input array and index them numerically.

<code class="php">$arr = array( [8]=>123 , [0]=>888 );
var_dump(array_values($arr));
//output array( [0]=>123 , [1]=>888 )</code>

From php official manual
http://php.net/manual/zh/book...

array_merge($arr)Same

Array reordering shuffle()

<code>$a =  array('8'=>123,'0'=>888 );
shuffle ($a);
var_dump($a);
</code>