<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>打星星</title>
</head>
<body>
<script>
for(var i=0;i<5;i++){
for(var j=0;j<5+i;j++){
document.write("⭐");
}
document.write("$");
for(var k=0;k<i+5;k++){
document.write("⭐");
}
document.write("<br>");
}
</script>
</body>
</html>
结果：
