const data = [ { group: 'A', name: 'SD' }, { group: 'B', name: 'FI' }, { group: 'A', name: 'MM' }, { group: 'B', name: 'CO'} ]; const unique = [...new Set(data.map(item => item.group))]; // [ 'A', 'B']
Preview:
downloadDownload PNG
downloadDownload JPEG
downloadDownload SVG
Tip: You can change the style, width & colours of the snippet with the inspect tool before clicking Download!
Click to optimize width for Twitter