选择题【1475/1530】输出是什么?
1const settings = { 2 username: "lydiahallie", 3 level: 19, 4 health: 90 5}; 6 7const data = JSON.stringify(settings, ["level", "health"]); 8console.log(data);
难度：
2021-07-02 创建本题为“单选题”
1const settings = { 2 username: "lydiahallie", 3 level: 19, 4 health: 90 5}; 6 7const data = JSON.stringify(settings, ["level", "health"]); 8console.log(data);
本题为“单选题”
