index.js
function bintohexoutput(bin){
  var len = bin.length;
  var hexoutput = String();
  for(var i=0; i<len; i+=4){
    if((i > 0) && !(i%8)){hexoutput = " " + hexoutput;}
    var value = 0;
    if(bin[len - 1 - i - 0]){value+=1;}
    if(bin[len - 1 - i - 1]){value+=2;}
    if(bin[len - 1 - i - 2]){value+=4;}
    if(bin[len - 1 - i - 3]){value+=8;}
    switch(value){
      case 0:  hexoutput = "0" + hexoutput; break;
      case 1:  hexoutput = "1" + hexoutput; break;
      case 2:  hexoutput = "2" + hexoutput; break;
      case 3:  hexoutput = "3" + hexoutput; break;
      case 4:  hexoutput = "4" + hexoutput; break;
      case 5:  hexoutput = "5" + hexoutput; break;
      case 6:  hexoutput = "6" + hexoutput; break;
      case 7:  hexoutput = "7" + hexoutput; break;
      case 8:  hexoutput = "8" + hexoutput; break;
      case 9:  hexoutput = "9" + hexoutput; break;
      case 10: hexoutput = "a" + hexoutput; break;
      case 11: hexoutput = "b" + hexoutput; break;
      case 12: hexoutput = "c" + hexoutput; break;
      case 13: hexoutput = "d" + hexoutput; break;
      case 14: hexoutput = "e" + hexoutput; break;
      case 15: hexoutput = "f" + hexoutput; break;
      default: break;
    }
  }
  // todo: make faster
  return hexoutput;
}
function bintohexoutput(bin){
  var len = bin.length;
  var hexoutput = String();
  for(var i=0; i<len; i+=4){
    if((i > 0) && !(i%8)){hexoutput = " " + hexoutput;}
    var value = 0;
    if(bin[len - 1 - i - 0]){value+=1;}
    if(bin[len - 1 - i - 1]){value+=2;}
    if(bin[len - 1 - i - 2]){value+=4;}
    if(bin[len - 1 - i - 3]){value+=8;}
    switch(value){
      case 0:  hexoutput = "0" + hexoutput; break;
      case 1:  hexoutput = "1" + hexoutput; break;
      case 2:  hexoutput = "2" + hexoutput; break;
      case 3:  hexoutput = "3" + hexoutput; break;
      case 4:  hexoutput = "4" + hexoutput; break;
      case 5:  hexoutput = "5" + hexoutput; break;
      case 6:  hexoutput = "6" + hexoutput; break;
      case 7:  hexoutput = "7" + hexoutput; break;
      case 8:  hexoutput = "8" + hexoutput; break;
      case 9:  hexoutput = "9" + hexoutput; break;
      case 10: hexoutput = "a" + hexoutput; break;
      case 11: hexoutput = "b" + hexoutput; break;
      case 12: hexoutput = "c" + hexoutput; break;
      case 13: hexoutput = "d" + hexoutput; break;
      case 14: hexoutput = "e" + hexoutput; break;
      case 15: hexoutput = "f" + hexoutput; break;
      default: break;
    }
  }
  // todo: make faster
  return hexoutput;
}
function bintohexoutput ( bin ) { var len = bin . length ; var hexoutput = String ( ) ; for ( var i = 0 ; i < len ; i += 4 ) { if ( ( i > 0 ) && ! ( i % 8 ) ) { hexoutput = " " + hexoutput ; } var value = 0 ; if ( bin [ len - 1 - i - 0 ] ) { value += 1 ; } if ( bin [ len - 1 - i - 1 ] ) { value += 2 ; } if ( bin [ len - 1 - i - 2 ] ) { value += 4 ; } if ( bin [ len - 1 - i - 3 ] ) { value += 8 ; } switch ( value ) { case 0 : hexoutput = "0" + hexoutput ; break ; case 1 : hexoutput = "1" + hexoutput ; break ; case 2 : hexoutput = "2" + hexoutput ; break ; case 3 : hexoutput = "3" + hexoutput ; break ; case 4 : hexoutput = "4" + hexoutput ; break ; case 5 : hexoutput = "5" + hexoutput ; break ; case 6 : hexoutput = "6" + hexoutput ; break ; case 7 : hexoutput = "7" + hexoutput ; break ; case 8 : hexoutput = "8" + hexoutput ; break ; case 9 : hexoutput = "9" + hexoutput ; break ; case 10 : hexoutput = "a" + hexoutput ; break ; case 11 : hexoutput = "b" + hexoutput ; break ; case 12 : hexoutput = "c" + hexoutput ; break ; case 13 : hexoutput = "d" + hexoutput ; break ; case 14 : hexoutput = "e" + hexoutput ; break ; case 15 : hexoutput = "f" + hexoutput ; break ; default : break ; } } // todo: make faster return hexoutput ; }
Formats the given binary array to a hexadecimal output string
Formats the given binary array to a hexadecimal output string