10 examples of 'javascript random alphanumeric string' in JavaScript

131
export function generateRandomAlphaNumericString(length: number, upToLength: boolean = false): string {
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    const characters = "ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
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    let result = "";
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    if (upToLength) {
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        length = Math.floor(Math.random() * length) + 1;
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    }
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    for (let i = 0; i < length; i++) {
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        result += characters.charAt(Math.floor(Math.random() * characters.length));
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    }
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    return result;
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}

19
function randomString() {
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  const length = (Math.floor(Math.random() * 25) + 10);
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  let str = '';
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  for (let i = 0; i < length; i += 1) {
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      str += String.fromCharCode(Math.floor(Math.random() * 255))
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  }
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  return str;
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}

5
function randomString() {
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  return Math.random()
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    .toString(36)
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    .substring(7)
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}

1
export default function randomString() {
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    // Return a string of ten digits.
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    return Math.random().toString().substring(2, 12)
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}

13
export function randomString(): string {
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    const nbCar = getRandomInt(1, 20);
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    const cars = [];
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    for (let i = 0; i < nbCar; i++) {
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        cars.push(String.fromCharCode(65 + getRandomInt(0, 26)));
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    }
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    return cars.join("");
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}

42
public static stringRandom(chars: number): string{
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    let text = "";
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    let possible = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";
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    for( let i = 0; i < chars; i++ )
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        text += possible.charAt(Math.floor(Math.random() * possible.length));
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    return text;
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}

20
function randomString() {
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  var text = "";
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  var possible = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";
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  for (var i = 0; i < 2; i++)
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    text += possible.charAt(Math.floor(Math.random() * possible.length));
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  return text;
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}

29
export function randomString () {
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  var string = ''
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  var possible = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789'
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  for (var i = 0; i < 5; i++) { string += possible.charAt(Math.floor(Math.random() * possible.length)) }
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  return string
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}

84
export function randomString(length = 8) {
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  return [...Array(length)].map(() => (~~(Math.random() * 36)).toString(36)).join("")
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}

130
randomString() {
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  return lipsum[Math.floor(Math.random() * 100)]
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}