Question

php $arr= array('a'=>1,'b'=>2,'c'=>3)怎么转换成 $arr= array('0'=>1,'1'=>2,'2'=>3)

Answer 1

$arr = array('a'=>1, 'b'=>2,'c'=>3);
$b = array();
foreach($arr as $v) {
$b[] = $v;
}

print_r($b);

Answer 2

array_values($arr);

Answer 3

foreach