return function(){ var newParams = Array.prototype.slice.call(arguments);
params = params.concat(newParams);
objFunc.apply(obj,params);
}上面這段代碼中,var newParams = Array.prototype.slice.call(arguments) 后面必須是";"分號(hào) 用逗號(hào)","則報(bào)錯(cuò)說cancat undefined,why?
用var聲明多個(gè)變量時(shí),中間用逗號(hào)為何報(bào)錯(cuò)?分號(hào)就可以
慕萊塢森
2018-10-11 14:22:41
