window.onload=function(){ alert("Randomizer + Analysis\n\n Enter values or accept defaults to generate a random set of values") var test = testNum(1, 1000000); var start, end, ctr; while(!test(Number(start))) start = prompt("Enter Min Value (>1)",1); test = testNum(start, start+2000); while(!test(Number(end))) end = prompt("Enter Max Value (>min, 0, <100,000)",100); var map = new Map(); var arr=[]; for(let i = 0;i(a-b)); //console.log(arr+"\n"); var storage=""; var min = arr[0]; var max = arr[0]; for(let v=0;vmap.get(max)) max = arr[v]; else if(val"); insert("Most generated: "+max+" (" +map.get(max)+ " times)"); insert("Least generated: "+min+" (" +map.get(min)+ " times)"); insert("Variance: ("+(map.get(max)-map.get(min))+")
"); insert("Unique values generated: ("+arr.length+")"); insert("
"); insert("Value - : - Times Generated"); insert("
"); insert("") } } function testNum(minVal, maxVal){ return x=>((typeof x=="number") &(x>=minVal) &(x<=maxVal)); } function insert(str){ document.body.innerHTML += str +"
"; } function reload(){ document.body.innerHTML = ""; window.onload(); }

Randomizer with Analysis