Stdout("Test function ================"); function computer(a, b, c) { f = a + b; return f, a, b; } function computer2() { // 变量不存在失败 f = a + b; return f, a, b; } a1, a2, a3 = computer(10, 20, 30); Stdout(a1, a2, a3); Stdout(computer(10, 20, 30), computer(10, 100, 30), computer(100, 20, 30));