是否有可能以其他方式执行以下操作,而不传递参数?将变量传递给函数范围
var f = function(){
console.log(v);
}
var original = f;
f = function(){
var v = "test";
original();
};
// the following line is called by 3rd party code
f(); // it errors out here - v is not defined
_without passing parameters_,Global。使'v'成为一个全局变量。 – Tushar