In the versions above 1.1.5 you can use the ng-if directive. This would remove the element if the expression provided returns false and re- ... ... <看更多>

ngif #angular #structuraldirectivengIf is a structural directive and is used to render parts of the template based ... ... <看更多>

template for the `else` clause is blank. *. * A [shorthand form](guide/structural-directives#asterisk) of the directive,. * `*ngIf="condition"` ... ... <看更多>

ng -switch directive: can be used something like the following. 12345678<div ng-switch on="video"> <div ng-switch-when="video.large"> ... <看更多>

In AngularJS I would write ... I'm using Angular and I want to use *ngIf else (available since version 4) in this example: ... <看更多>