后续会补充

1.require引入        

        src  ->  asstes

<template><img :src="url">
</template><script>
export default {name: 'App',data(){return{url: require("./assets/logo.png"),}}
}
</script>

2.import引入

        src -> asstes

<template><img :src="url">
</template><script>
import URL from "./assets/logo.png";
export default {name: 'App',data(){return{url: URL,}}
}
</script>

3.public引入

        public -> img

<template><img :src="url">
</template><script>
export default {name: 'App',data(){return{url: "img/logo.png",}}
}
</script>