Realization effect: Initially class1 clicks to class2, clicks again to change back to class2, and switches to display
html according to the style corresponding to different classes
<div v-bind:class="{
'class1':isYes,'class2':!isYes}"
@click="isYes=!isYes">1</div>
js data
isYes: true,
css custom
.class1{
}
.class2{
}