[英]AJAX return code 200 but fired error
HTML part: HTML部分:
<a href="javascript:void(0)" onclick="$.join_group(<?=$USER_ID?>, <?=$groups[$i]["id"]?>)"><?=$language["join"]?></a>
Js part : js部分:
$.join_group = function(user_id, group_id) {
var input = "user_id=" + user_id + "&group_id=" + group_id + "&mode=join_group";
alert(input);
$.ajax({
url : "handlers/H_GroupHandler.php",
data : input,
type : "post",
dataType : "json",
success : function (response) {
if (!response.error) {
alert("asds");
} else {
alert("asds");
}
},
error: function(jqXHR,error, errorThrown) {
if(jqXHR.status&&jqXHR.status==400){
alert(jqXHR.responseText);
}else{
alert(jqXHR.status);
alert("Something went wrong");
}
}
});
return false;
}
H_GroupHandler : H_GroupHandler:
$mode = $_POST["mode"];
if ($mode == "join_group") {
$user_id = $_POST["user_id"];
$group_id = $_POST["group_id"];
$response["error"] = true;
$response["error_text"] = "Error !";
echo json_encode($response);
}
Remote Address:[::1]:80 Request URL: http://localhost/xxx/handlers/H_GroupHandler.php Request Method:POST Status Code:200 OK
远程地址:[:: 1]:80请求URL: http://localhost/xxx/handlers/H_GroupHandler.php请求方法:POST状态码:200 OK
It returns 200 but ajax fired error function and occure something went wrong. 它返回200,但是ajax触发了错误函数,并发生了问题。
Form Data in browser : 浏览器中的表单数据:
user_id:1 user_id:1
group_id:6 group_id:6
mode:join_group 模式:join_group
Your Ajax working fine but as seen you use dataType : "json" and your php file returning string that's why error block execute 您的Ajax工作正常,但是看到您使用dataType:“ json”,并且您的php文件返回字符串,这就是执行错误块的原因
adding header before echo
your json
will solve you problem 在
echo
您的json
之前添加标题将解决您的问题
`header('Content-Type: application/json');`
echo json_encode($response);
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