Javascript 如何避免在团队成员中重新键入相同的函数?
如何避免在团队成员中重新键入相同的函数?团队obj中的所有成员都可以使用Javascript 如何避免在团队成员中重新键入相同的函数?,javascript,Javascript,如何避免在团队成员中重新键入相同的函数?团队obj中的所有成员都可以使用say_name功能。如何编写我的代码 <script type="text/javascript"> var team={ // member jimmy:{ name:'jimmy', say_name:function (){} }, darcy:{ name:'darcy', say_name:function(){} }, // common fu
say_name
功能。如何编写我的代码
<script type="text/javascript">
var team={
// member
jimmy:{
name:'jimmy',
say_name:function (){}
},
darcy:{
name:'darcy',
say_name:function(){}
},
// common functions
say_name: function(){
// every member has the say_name function, I don't want to write the same code in each member. How to do?
alert('my name is ??')
}
}
</script>
var团队={
//成员
吉米:{
姓名:"吉米",,
说出_name:function(){}
},
达西:{
姓名:"达西",,
说出_name:function(){}
},
//共同功能
说出你的名字:函数(){
//每个成员都有say_name函数,我不想在每个成员中编写相同的代码。怎么办?
警报(“我的名字是??)
}
}
使用:
不过,可能有更直接的方法来实现这一点。使用:
不过,可能有更简单的方法来实现这一点。您可以使用prototype,首先定义一个construtcor函数:
function Team(){
}
Team.prototype.say_name=function(){
// every team will have this method
}
组建一个团队:
var team=new Team();//now the team has a method called say_name
team.jimmy={name:'jimmy'}
更新:这是一篇关于javascript公共模式的优秀文章,非常值得一读:)
您可以使用prototype,首先定义ConstructCor函数:
function Team(){
}
Team.prototype.say_name=function(){
// every team will have this method
}
组建一个团队:
var team=new Team();//now the team has a method called say_name
team.jimmy={name:'jimmy'}
更新:这是一篇关于javascript公共模式的优秀文章,非常值得一读:)
这个答案花了更长的时间。我认为您希望有多个团队实例和多个玩家实例,这些实例具有变量名等等。如果是这样的话,那么硬编码一个jimmy成员就不是好办法
// object defenition
function Team(){
// property unuque for every team so teamB and teamC
// would not have the same members
this.members=[];
}
// properties shared by all team instances so teamB and teamC
// would refer to the same function
Team.prototype.addMember=function(name){
this.members.push(new TeamMember(name));
}
Team.prototype.getMember=function(name){
for(var i=0;i<this.members.length;i++){
if(this.members[i].name===name){
return this.members[i];
}
}
}
// Define a TeamMember, this is the definition, Bob would be
// and instance o TeamMember; like var Bob=new TeamMember("Bob");
function TeamMember(name){
this.name=name;
}
// properties shared by all TeamMember instance objects
// so bill and jane will point to this function
TeamMember.prototype.sayName=function(){
console.log("My name is:" + this.name);
}
// end of object definition
//creating instances
var teamB=new Team();
var teamC=new Team();
teamB.addMember("Tom");
teamB.addMember("Harry");
teamC.addMember("July");
teamC.addMember("Mary");
teamC.getMember("July").sayName();
//对象防御
职能小组(){
//每个团队的财产不合格,因此团队B和团队C
//不会有相同的成员
这一点。成员=[];
}
//所有团队实例共享的属性,因此teamB和teamC
//将引用相同的函数
Team.prototype.addMember=函数(名称){
this.members.push(新团队成员(名称));
}
Team.prototype.getMember=函数(名称){
对于(var i=0;i来说,制定这个答案需要更长的时间。我认为您希望有多个团队实例,其中多个参与者实例具有变量名等。如果是这种情况,那么硬编码jimmy成员就不是一种方法
// object defenition
function Team(){
// property unuque for every team so teamB and teamC
// would not have the same members
this.members=[];
}
// properties shared by all team instances so teamB and teamC
// would refer to the same function
Team.prototype.addMember=function(name){
this.members.push(new TeamMember(name));
}
Team.prototype.getMember=function(name){
for(var i=0;i<this.members.length;i++){
if(this.members[i].name===name){
return this.members[i];
}
}
}
// Define a TeamMember, this is the definition, Bob would be
// and instance o TeamMember; like var Bob=new TeamMember("Bob");
function TeamMember(name){
this.name=name;
}
// properties shared by all TeamMember instance objects
// so bill and jane will point to this function
TeamMember.prototype.sayName=function(){
console.log("My name is:" + this.name);
}
// end of object definition
//creating instances
var teamB=new Team();
var teamC=new Team();
teamB.addMember("Tom");
teamB.addMember("Harry");
teamC.addMember("July");
teamC.addMember("Mary");
teamC.getMember("July").sayName();
//对象防御
职能小组(){
//每个团队的财产不合格,因此团队B和团队C
//不会有相同的成员
这一点。成员=[];
}
//所有团队实例共享的属性,因此teamB和teamC
//将引用相同的函数
Team.prototype.addMember=函数(名称){
this.members.push(新团队成员(名称));
}
Team.prototype.getMember=函数(名称){
对于(var i=0;iSome more on object cration using functions in JavaScript:Some more on object cration using functions in JavaScript:这是一篇关于JavaScript公共模式的伟大文章,非常值得一读:)这是一篇关于JavaScript公共模式的伟大文章,非常值得一读:)“可能有更直接的方法来实现它。”…比如不使用bind
)say_name:say_name
就足够了(this
已经引用了函数所属的任何对象,在本例中,jimmy
)。”但可能有更直接的方法来实现它。“…就像不使用bind
;)say_name:say_name
就足够了(此
已经引用了函数的属性对象,在本例中,jimmy
)。不客气,如果你要在JS中使用OO,请阅读并尝试理解与仓鼠对象的链接。不客气,如果你要在JS中使用OO,请阅读并尝试理解与仓鼠对象的链接。