hex bytes of swift int in memory order (LSB->MSB)

memhex.swift

// hex bytes of swift int in memory order (LSB->MSB)
func memhex<T: BinaryInteger>(_ value: T) -> String {
  
  var value = value
  var hex = ""
  
  withUnsafeBytes(of: &value) { bytes in
    for byte in bytes {
      hex += String(format:"%02x", byte) + " "
    }
  }
  return hex
}
/*
print( memhex( UInt( 0xDEADBEEF )))
ef be ad de 00 00 00 00 
*/