Hallo,
array(4) { [0]=> array(4) { ["X"]=> string(1) "1" ["Y"]=> string(1) "2" ["VX"]=> int(-1) ["VY"]=> int(-1) } [1]=> array(4) { ["X"]=> int(2) ["Y"]=> string(1) "2" ["VX"]=> string(1) "1" ["VY"]=> string(1) "2" } [2]=> array(4) { ["X"]=> int(3) ["Y"]=> string(1) "2" ["VX"]=> int(2) ["VY"]=> string(1) "2" } [3]=> array(4) { ["X"]=> int(4) ["Y"]=> string(1) "2" ["VX"]=> int(3) ["VY"]=> string(1) "2" } }
also ein 2D Array mit 4 Arrays innerhalb. Ich möchte z.B. hier auf $TEST[-2]["X"] also 3 und $TEST[-2]["Y"] 1 zugreifen. Alles was ich mit echo erhalte ist aber "nichts".
$test = array(
0 => array(
"X" => "1",
"Y" => "2",
"VX" => -1,
"VY" => -1
),
1 => array(
"X" => 2,
"Y" => "2",
"VX" => "1",
"VY" => "2"
),
2 => array(
"X" => 3,
"Y" => "2",
"VX" => 2,
"VY" => "2"
),
3 => array(
"X" => 4,
"Y" => "2",
"VX" => 3,
"VY" => "2"
)
);
end($test);
$result = prev($test);
print "<pre>";
var_dump($result);
print $result['X'] . "\n";
print $result['Y'] . "\n";
print "</pre>";
Ausgabe:
array(4) {
["X"]=>
int(3)
["Y"]=>
string(1) "2"
["VX"]=>
int(2)
["VY"]=>
string(1) "2"
}
3
2
Wo ist das Problem?
Freundliche Grüße
Vinzenz