<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>