make a random number generator 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: js random generator

var options = ["Your options", "Another option!", "This is an option."];
var chosenOption = Math.floor(Math.random() * options.length);
console.log(options[option]);

Example 3: javascript get random number

// Returns a number between min and max
function getRandomArbitrary(min, max) {
  return Math.random() * (max - min) + min;
}

Example 4: javascript generate random number

Math.random();

Example 5: javascript generate random number

Math.random();              // returns a random number