js random 1 to 10 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: javascript get random number in range

function getRandomNumberBetween(min,max){
    return Math.floor(Math.random()*(max-min+1)+min);
}

//usage example: getRandomNumberBetween(20,400);

Example 3: generate random number javascript

function randomNumber(min, max) {
  return Math.floor(Math.random() * (max - min)) + min;
}

Example 4: get random numbers javascript

//Write the following code to get a random number between 0 and n
Math.floor(Math.random() * n);

Example 5: javascript random

function random(min, max) {
  return ~~(Math.random() * (max - min + 1) + min);
}
random(1, 5);

Example 6: javascript random number 1 or -1

//an equation that returns either 1 or -1
var number = ((Math.floor(Math.random() * 2) - 2) * 2) + 1