<template>
  <div>
    <input type="button" v-bind:value="foo" v-on:click="hoge();">
  </div>
</template>
<style>
</style>
<script>
    export default  {
        props:['foo'],
        methods :{
            hoge: function(){
                this.$store.commit('update')
            }
        }
    }
</script>