询问
$myphonebook = array (
"sbabu" => "5348",
"keith" => "4829",
"carole" => "4533"
);
为什么echo "$myphonebook[1]"; // 5348
而不是“keith”?
$myphonebook = array (
"sbabu" => "5348",
"keith" => "4829",
"carole" => "4533"
);
为什么echo "$myphonebook[1]"; // 5348
而不是“keith”?
看看数据方面的知识