I have unknown number of variables, for example:
$number_one = array(21,5,4,33,2,45);
$number_two = array(1,5,14,23,42,35);
$number_three = array(13,33,45,17,2,7);
$number_four = array(2,44,5,21,23,33);
I count all defined vars with $arr = get_defined_vars();
How can I count number of vars - in his case number of all arrays?
I used foreach
, but maybe I don't do this properly.
$i = 0;
foreach ($arr as $value) {
$i++;
echo '<br>';
foreach ($value as $val) {
echo $val.',';
}
}
echo $i;
I don't know why result is 8 :/