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collection observer vs observable
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| <template> | |
| <button click.delegate="addData()">Add Data</button> | |
| <hr> | |
| Data: | |
| <table> | |
| <tr repeat.for="val of data"> | |
| <td>${val}</td> | |
| </tr> | |
| </table> | |
| </template> |
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| import {BindingEngine, inject, observable} from 'aurelia-framework'; | |
| @inject(BindingEngine) | |
| export class App { | |
| @observable data2 = []; | |
| constructor(bindingEngine) { | |
| this.bindingEngine = bindingEngine; | |
| this.data = []; | |
| } | |
| attached() { | |
| this.subscription = this.bindingEngine.collectionObserver(this.data).subscribe(this.dataChanged); | |
| } | |
| detached() { | |
| this.subscription.dispose(); | |
| } | |
| dataChanged(splices) { | |
| console.debug('dataChanged', splices); | |
| } | |
| data2Changed(newVal) { | |
| console.debug('data2Changed', newVal); | |
| } | |
| addData() { | |
| this.data.push(new Date()); | |
| this.data2.push(new Date()); | |
| } | |
| } |
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| <!doctype html> | |
| <html> | |
| <head> | |
| <title>Aurelia</title> | |
| <meta name="viewport" content="width=device-width, initial-scale=1"> | |
| </head> | |
| <body aurelia-app> | |
| <h1>Loading...</h1> | |
| <script src="https://jdanyow.github.io/rjs-bundle/node_modules/requirejs/require.js"></script> | |
| <script src="https://jdanyow.github.io/rjs-bundle/config.js"></script> | |
| <script src="https://jdanyow.github.io/rjs-bundle/bundles/aurelia.js"></script> | |
| <script src="https://jdanyow.github.io/rjs-bundle/bundles/babel.js"></script> | |
| <script> | |
| require(['aurelia-bootstrapper']); | |
| </script> | |
| </body> | |
| </html> |
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