<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'formControlName="sex"> <label for="female">女</label> <button (
If you are confused with FormControl, FormGroup, FormArray, and Validators class, then this article will help you to understand how they can work together to build awesome angular form. For every form control such as text, checkbox, radio button, we need to create the instance of FormContro...
If you are confused with FormControl, FormGroup, FormArray, and Validators class, then this article will help you to understand how they can work together to build awesome angular form. For every form control such as text, checkbox, radio button, we need to create the instance of FormContro...
<div class="form-group"> <label for="name">姓名:</label> <!-- 将ngModel 指令通过模板引用变量的形式暴露出来,从而获取到控件的状态 --> <input type="text" name="name" id="name" [(ngModel)]="hero.name" class="form-control" autocomplete="off" required minlength="4" #name="ngModel...
<label class="center-block"><input type="radio" formControlName="sex" value="female">女</label> </div> <div class="form-group form-group-btn"> <button type="submit" [disabled]="userForm.invalid">提交</button> </div> </form> ...
<inputvalue="女"ng-model="user.gender"type="radio">女 <br/> <buttonng-click="reset()">还原上次保存</button> <buttonng-click="update(user)">保存</button> <buttonng-click="clean()">清空</button> </form> <pre>form = {{user | json}}</pre> ...
ControlValueAccesor 接口是 DOM 元素与 FormControl 之间的桥梁。拓展了 ControlValueAccessor 接口的组件可以创建属于自己的自定义 FormControl,这些自定义的 FromControl 拥有与常规的 input/radio button 同样的行为表现(内部实现一致)。 为什么需要使用 ControlValueAccessor 有时,你可能需要创建自定义的表单元素,并将...
</nz-radio-group> </div> </div> <section class="form-container"> <basic-form [form]="form" [data]="formData"></basic-form> </section> import { Component, OnInit, ViewChild, AfterViewInit } from '@angular/core'; import { FormGroup, FormBuilder, Validators, FormArray, FormControl,...
在Angular 7中,取消选中单选按钮可以使用FormControl的setValue方法或FormGroup的patchValue方法来改变其值。对于Bootstrap 4,可以通过设置input元素的checked属性来实现取消选中。 以下是一个示例代码: HTML模板: 代码语言:txt 复制 <div class="form-check"> <input class="form-check-input" type="radio" name="...
'yourRadioGroupFormControlName').patchValue(.value); } else{ this.yourForm.get'yourRadioGroupFormControlName').patchValue(Value); // provide some info alert('This can not be changed'); } } <mat-radiogroup formControlName="yourRadioGroupFormControlName" (change)="onChange($event,...