Sha*_*ain 4 css components angular
我有一个按钮,我想应用按钮的默认样式,当用户单击按钮时,将按钮样式颜色更改为红色,将背景颜色更改为白色。Blow 是我的 .css 和组件。
.btn-default {
color: white;
background-color: blue;
}
.btn-change {
color: Red;
background-color: white;
}
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组件.ts
import { Component } from '@angular/core';
@Component({
selector: 'app-root',
templateUrl: './app.component.html',
styleUrls: ['./app.component.css']
})
export class AppComponent {
bntStyle: string;
AppComponent() {
this. bntStyle = 'btn-default';
}
submit() {
this.bntStyle = 'btn-change';
}
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.html
<div>
<button name="Save" [ngClass]="['bntStyle']" (onClick)="submit()">Submit</button>
</div>
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Aya*_*ala 13
您正在绑定字符串“btnStyle”。相反,您应该绑定归档:
<div>
<button name="Save" [ngClass]="[bntStyle]" (click)="submit()">Submit</button>
</div>
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