PHP get first key in associative array
If efficiency is not that important can use array_keys($yourArray)[0] in PHP 5.4 (and higher).
$arr = array('a'=>1, 'b'=>2, ....)
$keys = array_keys($arr);
echo $keys[0];
Output: a
If efficiency is not that important can use array_keys($yourArray)[0] in PHP 5.4 (and higher).
$arr = array('a'=>1, 'b'=>2, ....)
$keys = array_keys($arr);
echo $keys[0];
Output: a
What do you think?