0
我似乎无法让我的函数内部工作的Ajax,我在这里做错了什么?离子HTTP不工作功能
import { FormControl } from '@angular/forms';
import { Http } from '@angular/http';
export class EmailValidator {
static checkEmail (control: FormControl): any {
var $http = new Http;
return new Promise(resolve => {
var lowercaseValue = control.value.toLowerCase();
if(lowercaseValue.indexOf('@') <= -1 || lowercaseValue.indexOf('.') <= -1) {
resolve({
"invalid email": true
});
} else {
$http({
method: 'GET',
url: '{URL}'+lowercaseValue
}).then(function successCallback(response) {
if(response.error == true) {
resolve(response);
} else {
resolve(null);
}
}, function errorCallback(response) {
resolve({
"invalid email": true
});
});
}
});
}
}
我得到的错误是:
仍与构造类不走:http://cdn.microthosting.com/imgs/ Screenshot_at_2017-06-15_12-02-58.png http://cdn.microthosting.com/imgs/Screenshot_at_2017-06-15_12-03-13.png – jfreak53
这意味着您的班级设置不正确。在你可以在你的类中注入'Http'类之前,有几件事情必须是真实的。查看本教程:https://angular.io/guide/http –
本文有关于'HttpModule'的更多详细信息:https://medium.com/google-developer-experts/angular-2-introduction-to-new -http模块-1278499db2a0 –