js 判断是否环境下运行文件

<script>
	  /^http(s*):\/\//.test(location.href) || alert('请先部署到 localhost 下再访问');
</script>

<script>
	if(!/^http(s*):\/\//.test(location.href)){
	  alert('请先部署到 localhost 下再访问');
	}
</script>