Babel includes JSX processing.
Any URL's added here will be added as
If active, Pens will autosave every 30 seconds after being saved once.
If enabled, the preview panel updates automatically as you code. If disabled, use the "Run" button to update.
If enabled, your code will be formatted when you actively save your Pen. Note: your code becomes un-folded during formatting.
Visit your global Editor Settings.
const string = "The greatest glory in living lies not in never falling, but in rising every time we fall."; <!-- case 1 --> // Check if it includes with `living` console.log(string.includes('living')); // true <!-- case 2 --> // Check if it includes with `Living` console.log(string.includes('Living')); // false <!-- case 3 --> // Check if it includes with `living` console.log(string.includes('living', 30)); // false
Also see: Tab Triggers