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EmberJS-Components Actions that aren't Specified
Description
It determines the actions are not defined in the component.
Syntax
Ember.Component.extend({ //without actions generate error as: //<App.MyCompComponent:ember241> had no action handler for: action name click: function() { this.sendAction(); } });
Example
<!DOCTYPE html> <html> <head> <title>Emberjs Actions that aren't Specified</title> <!-- CDN's --> <script src="https://cdnjs.cloudflare.com/ajax/libs/handlebars.js/3.0.1/handlebars.min.js"></script> <script src="https://code.jquery.com/jquery-2.1.3.min.js"></script> <script src="https://cdnjs.cloudflare.com/ajax/libs/ember.js/1.10.0/ember.min.js"></script> <script src="https://builds.emberjs.com/tags/v1.10.0-beta.3/ember-template-compiler.js"></script> <script src="https://builds.emberjs.com/release/ember.debug.js"></script> <script src="https://builds.emberjs.com/beta/ember-data.js"></script> </head> <body> <script type="text/x-handlebars" data-template-name="index"> <h2>Error Action Not Specified</h2> <p>Tag: {{title}}</p> <p>{{my-comp title=title action="compFunc"}}</p> </script> <script type="text/x-handlebars" data-template-name="components/my-comp"> <input type="button" value="Click me" {{action "compFunc"}}/> </script> <script type="text/javascript"> App = Ember.Application.create(); App.MyCompComponent = Ember.Component.extend({ //this leads an error due to an action not specified click: function() { this.set('title', "Tutorialspoint..."); this.sendAction(); } }); </script> </body> </html>
Output
Let's carry out the following steps to see how above code works −
Save above code in comp_actn_notspcfy.htm file
Open this HTML file in a browser.
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