function hash(input){ var list = []; for(var i = 0; i < 256; i++){ list.push(i); } var pos = 0; var lengths = input.split("").filter((a)=>(a)).map((a)=>(a.charCodeAt(0))).concat([17, 31, 73, 47, 23]); var skip = 0; for(var x = 0; x < 64; x++){ for(var length of lengths){ for(var i = 0; i < (length/2); i++){ var a = list[(pos+i)%list.length]; var b = list[(pos+length-1-i)%list.length]; list[(pos+i)%list.length] = b; list[(pos+length-1-i)%list.length] = a; } pos += length + skip; pos = pos % list.length; skip += 1; } } var hash = list.reduce((arr, a, i)=>{arr[Math.floor(i/16)] = arr[Math.floor(i/16)] ^ a; return arr;}, []); return hash.map((a)=>(a.toString(16))).map((a)=>((a.length == 1) ? ("0" + a) : (a))).join(""); } console.log(hash("97,167,54,178,2,11,209,174,119,248,254,0,255,1,64,190"));