本文整理匯總了TypeScript中ember.Helper.helper方法的典型用法代碼示例。如果您正苦於以下問題：TypeScript Helper.helper方法的具體用法？TypeScript Helper.helper怎麽用？TypeScript Helper.helper使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類ember.Helper的用法示例。
在下文中一共展示了Helper.helper方法的3個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的TypeScript代碼示例。
示例1: function
import Ember from 'ember';
const FormatCurrencyHelper = Ember.Helper.helper(function(params, hash: { currency: string }) {
let cents = params[0];
let currency = hash.currency;
return `${currency}${cents * 0.01}`;
});
class User extends Ember.Object {
email: string;
}
class SessionService extends Ember.Service {
currentUser: User;
}
const CurrentUserEmailHelper = Ember.Helper.extend({
session: Ember.inject.service() as Ember.ComputedProperty<SessionService>,
onNewUser: Ember.observer('session.currentUser', function(this: Ember.Helper) {
this.recompute();
}),
compute(): string {
return this.get('session')
.get('currentUser')
.get('email');
},
});
import { helper } from '@ember/component/helper';
function typedHelp(/*params, hash*/) {示例2:
App = Ember.Application.create({
rootElement: '#sidebar',
});
App.userController = Ember.Object.create({
content: Ember.Object.create({
firstName: 'Albert',
lastName: 'Hofmann',
posts: 25,
hobbies: 'Riding bicycles',
}),
});
Ember.Helper.helper(params => {
const cents = params[0];
return `${cents * 0.01}`;
});
Ember.Helper.helper((params, hash) => {
const cents = params[0];
const currency = hash.currency;
return `${currency}${cents * 0.01}`;
});
Handlebars.registerHelper(
'highlight',
(property: string, options: any) =>
new Handlebars.SafeString('<span class="highlight">' + 'some value' + '</span>')
);
const coolView = App.CoolView.create();示例3: function
import Ember from 'ember';
const FormatCurrencyHelper = Ember.Helper.helper((params, hash: { currency: string }) => {
const cents = params[0];
const currency = hash.currency;
return `${currency}${cents * 0.01}`;
});
class User extends Ember.Object {
email: string;
}
class SessionService extends Ember.Service {
currentUser: User;
}
declare module '@ember/service' {
interface Registry {
session: SessionService;
}
}
const CurrentUserEmailHelper = Ember.Helper.extend({
session: Ember.inject.service('session'),
onNewUser: Ember.observer('session.currentUser', function(this: Ember.Helper) {
this.recompute();
}),
compute(): string {
return this.get('session')
.get('currentUser')
.get('email');