On Sun, Nov 04, 2001 at 12:54:54AM -0700, [EMAIL PROTECTED] wrote:
> Why does PHP give a parse error if you do:
>
> echo array_keys($arr)[0];
>
> It makes you assign the result of the function to a var first like this:
>
> $arr = array_keys($arr);
> echo $arr[0];
>
> I just want to grab the 1st element of the array. Why does it make you do
> it in 2 lines instead of letting you index right on the array that results
> from the function?
// Shifts the first element off the array
$first_element = array_shift($array);
// Returns the first element, preserving the array in the calling scope
function get_array_first($arr)
{
return array_shift($arr);
}
$first_element = get_arr_first($array);
Matt
--
PHP General Mailing List (http://www.php.net/)
To unsubscribe, e-mail: [EMAIL PROTECTED]
For additional commands, e-mail: [EMAIL PROTECTED]
To contact the list administrators, e-mail: [EMAIL PROTECTED]
