Return value#

Type Meaning
cdata Types describe the declared interface, not proof of a successful game effect.

Types and methods

Parameters#

Name Type
ctype string | cdata
value any

? marks an optional argument; ... means a variable number of arguments. Invalid input can raise a Lua error rather than return nil.

Example and context#

LUA
local ffi = require("ffi")
local value = ffi.cast("int32_t", 12)

What happens: value is int32_t cdata containing 12.

This fragment does not print or write a log message. The values shown are the expected results of the example.

See language basics, types and methods and Lua / MD events. Examples there are independent learning examples. No project source files or private implementation fragments are distributed with this reference.