How to correctly pass a value through emit?

Question

Vue.js

now writes count is not defined

<template>
     <span>{{count}}</span>
     <button @click="addToBasket">btn</button>
</template>>

<script>
    export default {
        name: 'ProductCard',
        props: {
            count: {
                type: Number,
                required: true
            }
        },
        methods: {
            addToBasket(){
                this.$emit('addToBasket', count);          
            }
        }
    }
</script>

Answer 1

this.$emit('addToBasket', this.count);