Converts an integer-valued double-precision floating-point number to a signed 64-bit integer byte array according to host byte order (endianness).
2**53
double-precision floating-point number
byte array
Converts an integer-valued double-precision floating-point number to a signed 64-bit integer byte array according to host byte order (endianness).
Notes
2**53
).double-precision floating-point number
byte array