a value reference operation module.
luarocks install ref --from=http://mah0x211.github.io/rocks/
create reference of the v
into LUA_REGISTRYINDEX
and return a reference number.
- Parameters
v
: value to be referenced byk
.
- Returns
k:integer
: reference number.
get value of reference k
.
- Parameters
k:integer
: reference number of valuev
.
- Returns
v
: value referenced byk
.
releases reference k
from LUA_REGISTRYINDEX
.
- Parameters
k:integer
: reference number.retval:boolean
: set totrue
if value is required.
- Returns
v
: value referenced byk
.