我尝试了不同的方法来访问 catch block 中的 header ,但无法实现。
第一次尝试:
function removePaymentAccount(currenAccountDetails) {
var q = $q.defer();
$http({
url: UtilityService.createUrl(serverUrl, 'payment', 'removeMethod'),
method: 'POST',
data: currenAccountDetails
}).then(function(response) {
q.resolve(response);
})
.catch(function(err, status, headers) {
console.log(headers);
q.reject(err);
});
return q.promise;
}
控制台::
undefined
第二次尝试:
function removePaymentAccount(currenAccountDetails) {
var q = $q.defer();
$http({
url: UtilityService.createUrl(serverUrl, 'payment', 'removeMethod'),
method: 'POST',
data: currenAccountDetails
}).then(function(response) {
q.resolve(response);
})
.catch(function(err) {
console.log(err.headers('status-msg-header'));
q.reject(err);
});
return q.promise;
}
控制台::
TypeError: err.headers is not a function
at payment.api.js:72
at processQueue (angular.js:14569)
at angular.js:14585
at Scope.parent.$get.Scope.$eval (angular.js:15848)
at Scope.parent.$get.Scope.$digest (angular.js:15659)
at Scope.parent.$get.Scope.$apply (angular.js:15953)
at angular.js:16248
at completeOutstandingRequest (angular.js:5396)
at angular.js:5668
第三次尝试:
function removePaymentAccount(currenAccountDetails) {
var q = $q.defer();
$http({
url: UtilityService.createUrl(serverUrl, 'payment', 'removeMethod'),
method: 'POST',
data: currenAccountDetails
}).then(function(response) {
q.resolve(response);
})
.catch(function(err, status, headers) {
console.log(headers('status-msg-header'));
q.reject(err);
});
return q.promise;
}
控制台::
same as of second
第四次尝试:
function removePaymentAccount(currenAccountDetails) {
var q = $q.defer();
$http({
url: UtilityService.createUrl(serverUrl, 'payment', 'removeMethod'),
method: 'POST',
data: currenAccountDetails
}).then(function(response) {
q.resolve(response);
}, function(response) {
console.log(response.headers);
q.reject(response);
});
return q.promise;
}
控制台::
undefined
第五次尝试:
function removePaymentAccount(currenAccountDetails) {
var q = $q.defer();
$http({
url: UtilityService.createUrl(serverUrl, 'payment', 'removeMethod'),
method: 'POST',
data: currenAccountDetails
}).then(function(response) {
q.resolve(response);
}, function(response, status, headers) {
console.log(headers);
q.reject(response);
});
return q.promise;
}
控制台:
undefined
我做了很多变化但无法访问(没有列出整个列表)。谁能帮我知道我错过了什么。
最佳答案
.catch 收到一个响应对象,这个对象将包含 http header 。
app.factory('dataService', function($http, $q){
return {
getPayment:function(){
$http({
url: 'www.google.com',
method: 'POST',
data: [{'name':'me'}]
}).then(function(response) {
$q.resolve(response.data);
})
.catch(function(response) {
console.log(response.headers('status-msg-header'));
console.log(response.status);
$q.reject(response.statusText);
});
return $q.promise;
}
}
})
关于javascript - Angular js $http 服务 :- header is not accessible inside catch block,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/32874385/