Vue instruction modifiers can be used to customize instruction behavior, including: delayed instruction execution (.lazy) two-way data binding (.sync) one-time instruction execution (.once) instruction calculation result cache (.memo) Prevent element default behavior (.prevent) Prevent events from bubbling (.stop) Listen for events during the capture phase (.capture) Trigger events only on the element itself (.self) Specify specific mouse buttons to trigger events (.left/.middle/ .right)
Vue directive modifier
The directive modifier is a suffix added to the end of the directive for Modify the behavior of instructions. Vue provides a variety of directive modifiers, which can be used to meet different needs.
Common Vue directive modifiers
Using directive modifiers
The directive modifier is added after the directive name and separated by a period. For example:
<code class="html"><button v-on:click.prevent>按钮</button></code>
In this example, the .prevent
modifier tells Vue to prevent the default behavior when the click event is fired on the element.
Extended Usage
In addition to these common modifiers, Vue also allows the creation of custom directive modifiers. This provides the flexibility to fine-tune the behavior of the directive as needed.
The above is the detailed content of What are the instruction modifiers in vue?. For more information, please follow other related articles on the PHP Chinese website!