文 | 跨屏互联
html
<span v-show="show" @click="getCode">获取验证码</span>
<span v-show="!show" class="count">{{count}} s</span>
js
data(){
return {
show: true,
count: '',
timer: null,
}
},
methods:{
getCode(){
const TIME_COUNT = 60;
if (!this.timer) {
this.count = TIME_COUNT;
this.show = false;
this.timer = setInterval(() => {
if (this.count > 0 && this.count <= TIME_COUNT) {
this.count--;
} else {
this.show = true;
clearInterval(this.timer);
this.timer = null;
}
}, 1000)
}
}
}
html
js
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