{ "class": "GraphLinksModel", "nodeDataArray": [ {"key":1, "text":"示例根节点", "color":"lightblue", "font":"bold 13px sans-serif"}, {"key":2, "text":"示例子节点", "color":"lightgreen"}, {"key":3, "text":"示例子节点", "color":"lightgreen"} ], "linkDataArray": [ {"from":1, "to":2}, {"from":1, "to":3} ]}