函数用于 polyfill(ex find)

<template>
  <div class="hello">
    <p>{{ filtered() }}</p>
  </div>
</template>

<script>
export default {
  name: 'hello',
  data () {
    return {
      list: ['toto', 'titi', 'tata', 'tete']
    }
  },
  methods: {
    filtered () {
      return this.list.find((el) => el === 'tata')
    }
  }
}
</script>