words per minute

4

nineSean


00:00

Speed

class Tabs { constructor(options) { let defaultOptions = { element: '', navSelector: '[data-role="tabs-nav"]', panesSelector: '[data-role="tabs-panes"]', activeClassName: 'active', } this.options = Object.assign({}, defaultOptions, options) this.checkOptions().bindEvents().setDefaultTab() } checkOptions() { if (!this.options.element) { throw new Error('element is required') } return this } bindEvents() { dom.on(this.options.element, 'click', `${this.options.navSelector}>li`, (e, el) => { let index = dom.index(el) let children = this.options.element.querySelector(this.options.panesSelector).children dom.uniqueClass(el, this.options.activeClassName) dom.uniqueClass(children[index], this.options.activeClassName) }) return this } setDefaultTab() { this.options.element.querySelector(`${this.options.navSelector}>li:first-child`).click() return this } }
words per minute
0
wpm
accuracy
0%
Text Practice - Time 291 - English

words per minute