how to generate a random id in javascript code example

Example 1: how to generate a random number in javascript

//To genereate a number between 0-1
Math.random();
//To generate a number that is a whole number rounded down
Math.floor(Math.random())
/*To generate a number that is a whole number rounded down between
1 and 10 */
Math.floor(Math.random() * 10) + 1 //the + 1 makes it so its not 0.

Example 2: random id js

var ID = function () {
  // Math.random should be unique because of its seeding algorithm.
  // Convert it to base 36 (numbers + letters), and grab the first 9 characters
  // after the decimal.
  return '_' + Math.random().toString(36).substr(2, 9);
};

Example 3: js random id

Math.random().toString(36).slice(2);

Example 4: how to generate random number in javascript

var randomNo = Math.floor(Math.rand() * 10000000001);
console.log(randomNo);

//This will generate random number

Example 5: generate id js

Math.floor(Math.random() * 100)
//the bigger the number the bigger the output