<template><div class="timer"><p>{{ formatTime }}</p><button @click="startTimer" v-if="!isTiming">开始计时</button><button @click="stopTimer" v-else>停止计时</button></div>
</template><script>
export default {data() {return {isTiming: false,time: 0,timer: null}},computed: {formatTime() {const minutes = Math.floor(this.time / 60)const seconds = this.time % 60return `${minutes}:${seconds < 10 ? '0' : ''}${seconds}`}},methods: {startTimer() {this.isTiming = truethis.timer = setInterval(() => {this.time++}, 1000)},stopTimer() {this.isTiming = falseclearInterval(this.timer)}}
}
</script><style>
.timer {text-align: center;font-size: 24px;margin-top: 50px;
}
</style>原博：在Uni-app中实现计时器效果_uniapp 计时器-CSDN博客
