JAVASCRIPT Function Code to Create Array of Random Numbers Sorted

Fantastic Javascript Function to Create 1 or More Truly Random Numbers, All Unique Numbers (non repeated) Which Can be Sorted Numerically

The function below allows you to create unlimited random numbers (1 OR more), all of the numbers generated will truly be random with all numbers unique and the array of numbers can be returned numerically sorted if desired.

/* ------------------------------------------- FUNCTION THAT ALLOWS YOU TO CREATE 1 OR MORE TOTALLY RANDOM NUMBERS, NUMERICALLY SORTED ------------------------------------------ */ function rand_num( total_numbers = 1, // total number of random numbers desired min, // lowest possible random number max, // highest possible random number numerical_sort = false // if you want returned array sorted in numerical order ){ var arr = []; while(arr.length < total_numbers){ var r = (Math.floor(Math.random() * (max - min + 1)) + min); if(arr.indexOf(r) === -1) arr.push(r); } if(numerical_sort) arr.sort((a,b) => a-b); // sort numbers in numerical order return arr; }