要让 AWK 的 `-F, '{ print $1 }' 在 PHP 中

Question

我运行失败

$cookie = "[email protected],777";
$cookie_tripped = trim(",", $_COOKIE['login']);
echo "Cookie: "$cookie_tripped[0];     

它给了我

Cookie: 

How can do the following command in PHP?

 awk -F, '{ print $1 }'

Answer 1

$cookie = "[email protected],777";
$cookie_tripped = explode(",", $cookie);
echo "Cookie: " . $cookie_tripped[0];