1.导入 import { ReactiveFormsModule } from '@angular/forms' 2.html模板 <form [formGroup]="fg"> <label>性别:</label> <input type="radio" id="male"name="sex"value='1'formControlName="sex"> <label for="male">男</label> <input type="radio" id="female"name="sex"value='2'formC...
<button type="button" (click)="reset()">reset</button> </div> </form> // app.component.ts import {Component, OnInit} from '@angular/core'; import {FormBuilder, FormControl, FormGroup, Validators} from '@angular/forms'; @Component({ selector: 'app-root', templateUrl: './app.compo...
响应式表单依赖于 ReactiveFormsModule 模块,因此在使用前需要在根模块中引入 代码语言:javascript 代码运行次数:0 运行 AI代码解释 import { BrowserModule } from '@angular/platform-browser'; import { NgModule } from '@angular/core'; // 引入 ReactiveFormsModule import { ReactiveFormsModule } from '@an...
第一步:在页面级组件的模块中导入必要的三个模块: ReactiveFormsModule:响应式表单核心模块; FormlyModule.forChild():Formly 核心模块; FormlyNgZorroAntdModule:二次封装Zorro组件模块; @NgModule({ imports: [ ... ReactiveFormsModule, FormlyModule.forChild(), FormlyNgZorroAntdModule, ], ... }) exportcla...
新建searh-form 组件,使用 Reactive-Form 的模式构建一个搜索表单。<!-- search-form.component.ts --> import { Component, OnInit, Output, EventEmitter } from '@angular/core'; import { FormGroup, FormBuilder, Validators } from '@angular/forms'; ... export class SearchFormComponent implements ...
MdRadioButton } from '@angular/material'; import { FormsModule, ReactiveFormsModule } from '@angular/forms'; import { HttpModule } from '@angular/http'; import { DirectiveModule } from '../directive/directive.module'; @NgModule({
(public form_service: ReactiveJsonFormsService) { } OpenPopUp() { this.form_service.buildForm({ name: { type: "text", value: "", label: "your label name", rules: { required: true, }, placeholderText:"", maxLength:6 }, lastname: { type: "text", value: "", label: "your ...
Validation with Angular Reactive Forms The Angular Form Validation library has built-in custom validation support such as date, data ISO, credit card and more to validate Angular reactive forms. HTML view page elements in Angular reactive form ...
Reactive FormsReactive form validation is achieved by adding validator functions directly to the form control model in the component class. After creating the control in the component class, it should be associated with a form control element in the template.public registrationForm: FormGroup<User>;...
import { NgModule } from '@angular/core'; import { BrowserModule } from '@angular/platform-browser'; import { FormsModule, ReactiveFormsModule } from '@angular/forms'; import { ChatUIModule, UserModel } from '@syncfusion/ej2-angular-interactive-chat'; import { Component } from '@angular/...