Created
March 13, 2020 19:06
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fast table
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| import Component from '@glimmer/component' | |
| import { inject as service } from '@ember/service'; | |
| import { get, computed } from '@ember/object'; | |
| export default class FastTable extends Component { | |
| get tbody() { | |
| const data = this.args.data; | |
| const tbodyFragment = document.createDocumentFragment(); | |
| const tbody = document.createElement('tbody'); | |
| for (let index = 0; index < data.length; index++) { | |
| const trFragment = document.createDocumentFragment(); | |
| const tr = document.createElement('tr'); | |
| const datum = data[index]; | |
| for (let column of this.args.columns) { | |
| let value = get(datum, column); | |
| const td = document.createElement('td'); | |
| td.appendChild(document.createTextNode(value)); | |
| trFragment.appendChild(td); | |
| } | |
| tr.appendChild(trFragment); | |
| tbodyFragment.appendChild(tr); | |
| } | |
| tbody.appendChild(tbodyFragment); | |
| return tbody; | |
| } | |
| } |
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| import Controller from '@ember/controller'; | |
| export default class ApplicationController extends Controller { | |
| columns = ['id', 'first', 'last', 'number', 'age']; | |
| data = Array(50000).fill(null).map( (x,i) => { | |
| const datum = {}; | |
| this.columns.forEach((column) => { | |
| datum[column] = i; | |
| }); | |
| return datum; | |
| }); | |
| } |
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| { | |
| "version": "0.17.0", | |
| "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/3.3.1/jquery.js", | |
| "ember": "3.16.3", | |
| "ember-template-compiler": "3.16.3", | |
| "ember-testing": "3.16.3" | |
| }, | |
| "addons": { | |
| "@glimmer/component": "1.0.0", | |
| "ember-data": "3.16.2" | |
| } | |
| } |
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