from string to string random number in javascript code example

Example 1: javascript generate random string

// Generate a random alphanumerical string of length 11 ( change substring parameter for other length)
Math.random().toString(36).substring(2);

Example 2: random string js

const string_length = 10
[...Array(string_length)].map(i=>(~~(Math.random()*36)).toString(36)).join('')