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Hash Object hasOwnProperty
import Component from '@glimmer/component';
export default class extends Component {
get fooString() {
return JSON.stringify(this.args.foo);
}
get hasBar() {
return this.args.foo.hasOwnProperty('bar');
}
}
import Controller from '@ember/controller';
export default class ApplicationController extends Controller {
appName = 'Ember Twiddle';
}
<h1>Welcome to {{this.appName}}</h1>
<br>
<br>
<MyComponent @foo={{hash bar='bar'}} />
<br>
<br>
<p>What is Foo? {{this.fooString}}</p>
<p>Has Bar? {{this.hasBar}}</p>
{
"version": "0.17.1",
"EmberENV": {
"FEATURES": {},
"_TEMPLATE_ONLY_GLIMMER_COMPONENTS": false,
"_APPLICATION_TEMPLATE_WRAPPER": true,
"_JQUERY_INTEGRATION": true
},
"options": {
"use_pods": false,
"enable-testing": false
},
"dependencies": {
"jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/3.5.1/jquery.js",
"ember": "3.18.1",
"ember-template-compiler": "3.18.1",
"ember-testing": "3.18.1"
},
"addons": {
"@glimmer/component": "1.0.0"
}
}
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