JavaScript Snippets

javascript_snippets.js

// Create an array
Array.from({ length: 100 }, (v, i) => i)

// Copy to clipboard
const copyToClipboard = (content) => navigator.clipboard.writeText(content)
copyToClipboard("Hello fatfish")

// Get mouse selection
const getSelectedText = () => window.getSelection().toString()
getSelectedText()

// Shuffle an Array
const shuffleArray = array => array.sort(() => Math.random() - 0.5)
shuffleArray([ 1, 2,3,4, -1, 0 ]) // [3, 1, 0, 2, 4, -1]

// Get the average of multiple numbers
const average = (...args) => args.reduce((a, b) => a + b, 0) / args.length
average(0, 1, 2, -1, 9, 10) // 3.5