我在PHP以下數組:如何訪問json_encode結果。
$user_data = Array
(
[session_id] => 30a6cf574ebbdb11154ff134f6ccf4ea
[ip_address] => 127.0.0.1
[user_agent] => Mozilla/5.0 (Windows NT 5.1; rv:9.0.1) Gecko/20100101 Firefox/9.0.1
[last_activity] => 1326795168
[user_id] => 1
[username] => praditha
[logged_in] => 1
[user_status] => 1
[email] => [email protected]
)
,然後在JavaScript中,我編碼陣列使用到JSON:
var userData = '<?php echo json_encode($user_data); ?>';
和我使用螢火看到的UserData值,這是結果:
"{"session_id":"30a6cf574ebbdb11154ff134f6ccf4ea","ip_address":"127.0.0.1","user_agent":"Mozilla/5.0 (Windows NT 5.1; rv:9.0.1) Gecko/20100101 Firefox/9.0.1","last_activity":1326795168,"user_id":"1","username":"praditha","logged_in":true,"user_status":"1","email":"[email protected]"}"
和問題是我如何訪問數組userData
?
例如,我想獲得userData
的username
。