First, What is directive, what is the difference between component and directive. For my understanding, component is something like 'canvas', 'form', 'table'... they have the template and their own functionality. Itdefineshow a html tag should work like and look like. directive is something...
"app",[]).directive("directiveName",function(){return{//通过设置项来定义}; }) restrict 类型:(字符串)可选参数 取值有:E(元素),A(属性),C(类),M(注释),其中默认值为A; E(元素):<directiveName></directiveName> A(属性):<div directiveName='expression'></div> C(类):<div class='directi...
Now you have successfully created a directive. The next step is to add a behavior to the directive so it can manipulate the DOM. You will need theElementReffrom @angular/core to add a behavior to a directive. You will inject ElementRef into the directive's constructor. ElementRef is a wrap...
controller: function($scope, $compile, $http) { // $scope is the appropriate scope for the directive this.addChild = function(nestedDirective) { // this refers to the controller console.log('Got the message from nested directive:' + nestedDirective.message); }; } }; }); 当另外一个指...
A@Directiveis used to add behavior to elements and components in your application. This makes@Directives ideal for behaviors such as "tracking" which don't belong in a Component, but do belong as a behavior in your application. import {Directive, HostListener, Input}from'@angular/core'; ...
The ng-bind directive binds data to a model.Example <div ng-app="" ng-init="firstName='John'"> <p>Name: <input type="text" ng-model="firstName"></p> <p>You wrote <b ng-bind="firstName"></b></p> </div> Try it Yourself » ...
A directive used for picking number by using -/+ button, instead of typing the number directly. This is anangulardirective designed inmobile-firstconcept. Which means you would have better user experience while in mobile development. While running on mobile device, you would increase/decrease the...
Directive:A directive is a class that pairs some functionality to HTML elements. There are several kinds of directives: Component: The most common type of directive, a component is a directive consisting of a HTML template defining an appearance and a TypeScript class defining a behavior. ...
What is stuctural looks like: <h1*structure>This is structure directive</h1><!--Equals to--><templatestructure><h1>This is structure directive</h1></template> 1. 2. 3. 4. 5. 6. So Structural Directive is just something shorthand for template. ...
export class SurroundDirective { constructor( private template: TemplateRef<any>, private view: ViewContainerRef, private service: TemplatesService ){} ngAfterViewInit(){this.view.createEmbeddedView(this.service.templates.get('header'));this.view.createEmbeddedView(this.template);this.view.createEmbedd...