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從我的數據庫中,我提取了一些數據作爲json string.But很遺憾,我無法訪問作爲響應返回的數據。以下是我的PHP網頁中抓取數據:作爲json使用ajax返回的Acces響應值
require_once '../core/init.php';
$answer=$_POST['answer_body'];
$post_id=$_POST['userpost_post_id'];
$answerer=$_POST['users_user_id'];
if(isset($answer,$post_id,$answerer)){
if(!empty($answer) && !empty($post_id) && !empty($answerer)){
$db=DB::getInstance();
if($result=$db->post_and_fetch("CALL login.post_and_fetch_ans(?,?,?)",array($answer,$post_id,$answerer))->result()){
echo json_encode($result);
}else{
echo 'there was a problem';
}
}
}
它返回如下:
$.ajax('../includes/verifyanswer.php',{
data:data,
type:"POST",
datatype:'json',
success:function(response){
alert(response['answer_body']); // prints undefined
},
error:function(response){
alert(response);
}
})
try .. alert(response [0] ['answer_body']); –
仍未定義 –
解決了它..使用var obj = $ parseJSON(response)解析json字符串。 \t \t \t \t alert(obj [0] ['answer_body']); –