<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<link rel="stylesheet" href="bootstrap.min.css" rel="external nofollow" >
<script src="jquery.min.js"></script>
<script src="angular.js"></script>
<script src="bootstrap.min.js"></script>
<script type="text/javascript">
var app = angular.module('myapp', []);
app.directive('duplicate', function($rootScope){
return {
transclude: 'element',
replace: true,
priority: 2,
link: function(scope, elem, attrs, ctrl, transclude) {
var times = parseInt(attrs.duplicate);
var previous = elem;
var childScope;
for(var i = 0; i < times; i++) {
childScope = scope.$new();//新建scope的子scope
childScope.number = i;
transclude(childScope, function(clone){//transclude将每个childScope与clone关联， 一一对应(一对对)
// console.log(childScope.$id);
// console.log(clone.scope().$id)
previous.after(clone);//在previous与clone拼接再赋值给clone
previous = clone;
});
}
console.log(scope.childHead.number);//可以看到5个全是scope的子scopeconsole.log(scope.childTail.number);
console.log(scope == $rootScope)//可以看到此时指令scope就是$rootScope 因为scope:false
},
}
});
</script>
</head>
<body ng-app="myapp">
<input type='text' ng-model='number' duplicate="5" />
<br/>
<!--与上面绑定 -->
<input type="text" ng-model="childHead.number"/><br/><inputtype="text"ng−model="childTail.number" />
</body>
</html>
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