-------------------test1.js------------------------------- var a = '123'; var b = "abc\"abc"+"456"; var c = "abc'123'def";
let num2 = 123+ (((456 * 0x123))) + 0o456;
let fun = (o) => console.log(o); let s = a+b+c; fun(s) ; fun(num2); -------------------test2.js------------------------------- let fun = function (n) { console.log(n); }; e = "123"; let b = 456; let c =237; var u = 10;