code: func HexData(b []uint8) string {
  	td := b[:]
  	m := senv.MaxBodyLength()
  	if m > 0 {
  		if m < len(td) {
  			td = td[:m]
  		}
  	}
  	return "\n" + hex.Dump(td)
  }
docs: /*
  	HexData returns a dump formatted value of a byte slice.
  */