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Angular 2动态添加类_Angular - Fatal编程技术网
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  • angular/
  • Angular 2动态添加类

Angular 2动态添加类

angular

Angular 2动态添加类,angular,Angular,使用此模板： <li role="menu" class="drop-down"> <a class="drop-down--toggle"> <span class="flag-icon" [class]="_current.flag"//<-- don't work></span> </a> <ul class="drop-down--menu> ... </ul> <

使用此模板：

<li role="menu" class="drop-down">
  <a class="drop-down--toggle">
    <span class="flag-icon" [class]="_current.flag"//<-- don't work></span>
  </a>
  <ul class="drop-down--menu>
  ...
  </ul>
</li>

  • 

    使用
    ngClass
    ，如下所示：
    

    <span class="flag-icon" [ngClass]="[_current.flag]"></span>

    

    使用
    ngClass
    ，如下所示：
    

    <span class="flag-icon" [ngClass]="[_current.flag]"></span>

    

    

    

    <span class="flag-icon" [ngClass]="[_current.flag]"></span>