默认情况下选中复选框角材料 [英] Checkbox angular material checked by default
本文介绍了默认情况下选中复选框角材料的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
我正在尝试使用 Angular Material 复选框,并将其默认设置为选中,但显示为未选中,有什么问题?
I am trying to use an Angular Material checkbox, and set it by default as checked, but it is displayed as non-checked, what is wrong?
<mat-checkbox class = "example-margin" [(ngModel)] = obj.impresora>
<label>Printer</label>
</mat-checkbox>
obj.impresora 属性是布尔值
obj.impresora property is boolean
推荐答案
您可以使用 ngModel 或 [checked] 属性进行设置.ngModel 绑定属性应设置为true":
You can either set with ngModel either with [checked] attribute. ngModel binded property should be set to 'true':
1.
<mat-checkbox class = "example-margin" [(ngModel)] = "myModel">
<label>Printer </label>
</mat-checkbox>
2.
<mat-checkbox [checked]= "myModel" class = "example-margin" >
<label>Printer </label>
</mat-checkbox>
3.
<mat-checkbox [ngModel]="myModel" class="example-margin">
<label>Printer </label>
</mat-checkbox>
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