math.rand on javascript code example
Example 1: how to generate a random number in javascript
Math.random();
Math.floor(Math.random())
Math.floor(Math.random() * 10) + 1
Example 2: javascript random number
const randomVCC = () => {
const cc = 4728398706189983
const randomVirtualCreditCard = Math.random(cc).toString().replace('0.', '')
const visaCreditCard = 4 + randomVirtualCreditCard
const pattern = /\d{16}/.exec(+visaCreditCard).join('')
return typeof +pattern === 'number' && +pattern
}
console.log(randomVCC())