How to convert PHP pack function into Lua equivalent?

[admin]

Use this:

Code:

MD5Salt = string.char(
    0x86, 0x78, 0x45, 0xe9, 0x7c, 0x4e, 0x29, 0xdc,
    0xe5, 0x22, 0xb9, 0xa7, 0xd3, 0xa3, 0xe0, 0x7b,
    0x15, 0x2b, 0xff, 0xad, 0xdd, 0xbe, 0xd7, 0xf5,
    0xff, 0xd8, 0x42, 0xe9, 0x89, 0x5a, 0xd1, 0xe4
)