[英]Change class properties with Angular2
如何使用angular2动态更改.red类中的背景颜色?
var greenColor = 'green'
$('.red').css('background', greenColor);
我发现这个答案与您的问题相同
我希望这是解决您的问题的方法
谢谢
编辑:
在您的角度使用以下示例:
$scope.headerColor = "#FFFFFF";
$scope.divStyle = {
background-color : $scope.headerColor
}
和
<div class= "headerStyle" ng-class= "{'background-color' : headerColor}">
希望这项工作!
像这样尝试
this.MsgStyle = this.sanitizer.bypassSecurityTrustStyle("green");
<span [style.background]="MsgStyle">Hello World</span>
在angular 2中动态更改类属性
组件::
export class App {
alertType: string = "alert alert-";
constructor(private dataService: DataService) { }
doTransaction(userId: string) {
this.isLoading = true;
var result;
var response;
var statuscode;
this.dataService.doTransaction(this.userId)
.subscribe(
data => {
console.log("data :: " + data);
},
error => {
console.log(error);
this.message = error;
this.alertType = this.alertType + "danger" + " alert-dismissible fade show";
},
() => {
console.log("Response completed");
this.message = result.message;
this.alertType = this.alertType + "success" + " alert-dismissible fade show";
this.alert = true;
}
);
}
}
HTML ::
<div *ngIf="alert" [className]="alertType" role="alert">
<button type="button" class="close" data-dismiss="alert" aria-label="Close">
<span aria-hidden="true">×</span>
</button> {{message}}
注意 ::
组件中的alertType是将在html中使用的动态类名称。 并且类名[className]
指的是CSS类,因此[className]="alertType"
将被浏览器解释为
<div class="alert alert-info alert-dismissible fade show" role="alert">
声明:本站的技术帖子网页,遵循CC BY-SA 4.0协议,如果您需要转载,请注明本站网址或者原文地址。任何问题请咨询:yoyou2525@163.com.