func (r *Reader) ReadFloat64() float64 {
	if r.err != nil {
		return 0
	}
	var n int
	n, r.err = io.ReadFull(r.rd, r.b[:8])
	r.cnt += n
	if r.err != nil {
		return 0
	}
	bits := binary.LittleEndian.Uint64(r.b[:8])
	return math.Float64frombits(bits)
}
func (r *Reader) ReadFloat64() float64 {
	if r.err != nil {
		return 0
	}
	var n int
	n, r.err = io.ReadFull(r.rd, r.b[:8])
	r.cnt += n
	if r.err != nil {
		return 0
	}
	bits := binary.LittleEndian.Uint64(r.b[:8])
	return math.Float64frombits(bits)
}
func ( r * Reader ) ReadFloat64 ( ) float64 { if r . err != nil { return 0 } var n int n , r . err = io . ReadFull ( r . rd , r . b [ : 8 ] ) r . cnt += n if r . err != nil { return 0 } bits := binary . LittleEndian . Uint64 ( r . b [ : 8 ] ) return math . Float64frombits ( bits ) }
// ReadFloat64 reads and returns a float64.
ReadFloat64 reads and returns a float64 .