angular2 ngStyle

 

<div class="line" *ngIf="wrRvFile != null && wrRvFile.length>0">

<div class="mes">

<label>图片</label>

<div>

<div class="picList" >

<ul>

<li *ngFor="let item of wrRvFile | filter : {tp:1}" [ngStyle]="{'background-image': 'url('+urlval+item.flPath+')'}">

</li>

</ul>

</div>

</div>

</div>

</div>