JAVASCRIPT

vue js countdown timer

<template>
   {{ countDown }}
</template>

<script>
    export default {
        data() {
            return {
                countDown : 10
            }
        },
        method: {
            countDownTimer() {
                if(this.countDown > 0) {
                    setTimeout(() => {
                        this.countDown -= 1
                        this.countDownTimer()
                    }, 1000)
                }
            }
        }
        created: {
           this.countDownTimer()
        }
    }
</script>

countdown using vue

<template>
    {{ timerCount }}
</template>

<script>

    export default {

        data() {
            return {
                timerCount: 30
            }
        },

        watch: {

            timerCount: {
                handler(value) {

                    if (value > 0) {
                        setTimeout(() => {
                            this.timerCount--;
                        }, 1000);
                    }

                },
                immediate: true // This ensures the watcher is triggered upon creation
            }

        }
    }

</script>