var arr=[{id: "600", pId: null, name: "圖形的變化"},{id: "630", pId: "600", name: "投影與視圖"},{id: "631", pId: "630", name: "投影"},{id: "632", pId: "630", name: "三視圖"}
];

arr.map((obj)=>{return "'"+obj.id+"'"}).join(",");//結果"'600','630','631','632'"