FullComponent.vue

<template>
  <h2> 
    <p> Join over </p>
    <p> {{ Math.round(output) }}+ </p>
    <p>Developers </p>
  </h2>
</template>

<script setup>
import { ref } from 'vue'
import { useTransition, TransitionPresets } from '@vueuse/core'

const source = ref(0)

const output = useTransition(source, {
  duration: 3000,
  transition: TransitionPresets.easeOutExpo,
})

source.value = 5000

</script>