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Angular Directives: `=` vs `@` vs `&`
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<!DOCTYPE html> | |
<html> | |
<head> | |
<title>Angular</title> | |
<script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.3.15/angular.min.js"></script> | |
</head> | |
<body ng-app="myApp"> | |
<div ng-controller="myCtrl as VM"> | |
<a my-dir | |
attr1="VM.sayHi('Juan')" | |
attr2="VM.sayHi('Juan')" | |
attr3="VM.sayHi('Juan')"></a> | |
</div> | |
<script> | |
angular.module("myApp", []) | |
.controller("myCtrl", [function(){ | |
this.sayHi = function(name){ | |
return ("Hey there, " + name); | |
} | |
}]) | |
.directive("myDir", [function(){ | |
return { | |
scope: { attr1: "=", attr2: "@", attr3: "&" }, | |
link: function(scope){ | |
console.log(scope.attr1); // logs "Hey there, Juan" | |
console.log(scope.attr2); // logs "VM.sayHi('Juan')" | |
console.log(scope.attr3); // logs "function (a){return h(c,a)}" | |
console.log(scope.attr3()); // logs "Hey there, Juan" | |
} | |
} | |
}]); | |
</script> | |
</body> | |
</html> |
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