vue父子组件之间的通信
<!DOCTYPE html>
<html >
<head>
<meta charset="UTF-8">
<title>hello2</title>
</head>
<body>
<div >this.count--;
}
}
});
</script>
</body>
</html>
<!DOCTYPE html>
<html >
<head>
<meta charset="UTF-8">
<title>hello2</title>
</head>
<body>
<div >this.count--;
}
}
});
</script>
</body>
</html>