//定義一個接口函數??

var?Interface?=?function(interfaceName,interfaceMethods){??

????if(arguments.length!=2){??

????????alert("Interface?expected??2?arguments,one?is?for?Interface?Name,?and?the?other?is?the?Array?for?methods?")??

????}??

??????

????this.interfaceName?=?interfaceName;??

????this.interfaceMethods?=?new?Array();??

????for(var?i?=?0;i?<?interfaceMethods.length;i++){??

????????if(typeof?interfaceMethods[i]?!==?"string"){??

????????????alert("Interface?constructor?expects?each?method?name?to?be?passed?in?as?a?string");?????

????????????break;??

????????}??

????????this.interfaceMethods.push(interfaceMethods[i])??

????}??

}??

??

??

//檢查對象實現接口函數的情況,可以實現多繼承，第二個參數為對象數組??

Interface.CheckImplements?=?function(object,interfaces){??

????if(arguments.length!=2){??

????????alert("Interface?expected??2?arguments,one?is?for?Interface?Name,?and?the?other?is?the?Array?for?methods?")??

????}??

??

????for(var?i=0;i,i<interfaces.length;i++){??

????????//alert(interfaces[i])??

????????if(interfaces[i].constructor?!==?Interface){??

????????????alert("the?interface?expects?to?be?created?from?Interface")??

????????????break;??

????????}??

????????var?interface?=?interfaces[i];??

????????for(var?j=0;j<interface.interfaceMethods.length;j++){??

????????????method?=?interface.interfaceMethods[j];??

????????????if(!object[method]||(typeof?object[method]!="function")){??

????????????????alert("object?for?the?method?'"+method+?"?'?is?not?found?for?Interface?'"+?interface.interfaceName+?"?'")??

????????????????break;??

????????????}??

????????}??

????}??

} ?

轉載于:https://www.cnblogs.com/ryan1990/p/4205464.html

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