101 lines
1.9 KiB
Go
101 lines
1.9 KiB
Go
package main
|
|
|
|
import (
|
|
"unsafe"
|
|
|
|
"github.com/goplus/llgo/c"
|
|
"github.com/goplus/llgo/c/lua"
|
|
)
|
|
|
|
func printTable(L *lua.State) {
|
|
L.Pushnil()
|
|
for L.Next(-2) != 0 {
|
|
value := L.Tostring(-1)
|
|
switch L.Type(-2) {
|
|
case lua.STRING:
|
|
key := L.Tostring(-2)
|
|
c.Printf(c.Str("%s - %s\n"), key, value)
|
|
case lua.NUMBER:
|
|
key := L.Tonumber(-2)
|
|
c.Printf(c.Str("[%.0f] - %s\n"), key, value)
|
|
case lua.LIGHTUSERDATA:
|
|
c.Printf(c.Str("[pointer] - %s\n"), value)
|
|
default:
|
|
c.Printf(c.Str("unknown key type %s %d\n"), L.Typename(-2), L.Type(-2))
|
|
}
|
|
L.Pop(1)
|
|
}
|
|
L.Pop(1)
|
|
}
|
|
|
|
func main() {
|
|
L := lua.Newstate()
|
|
defer L.Close()
|
|
|
|
L.Openlibs()
|
|
|
|
L.Newtable()
|
|
|
|
// set table name:John
|
|
L.Pushstring(c.Str("name"))
|
|
L.Pushstring(c.Str("John"))
|
|
L.Settable(-3)
|
|
|
|
// set table age:30
|
|
L.Pushstring(c.Str("age"))
|
|
L.Pushnumber(30)
|
|
L.Settable(-3)
|
|
|
|
// set table field fullname:John Doe
|
|
L.Pushstring(c.Str("John Doe"))
|
|
L.Setfield(-2, c.Str("fullname"))
|
|
|
|
// set index field
|
|
L.Pushinteger(123)
|
|
L.Seti(-2, c.Int(1))
|
|
|
|
// set pointer key field
|
|
pointerKey := c.AllocaCStr("pointer key")
|
|
L.Pushstring(c.Str("pointer value"))
|
|
L.Rawsetp(-2, unsafe.Pointer(pointerKey))
|
|
|
|
// get field by Getfield
|
|
L.Getfield(-1, c.Str("name"))
|
|
c.Printf(c.Str("name: %s\n"), L.Tostring(-1))
|
|
L.Pop(1)
|
|
|
|
// get field by Rawget
|
|
L.Pushstring(c.Str("fullname"))
|
|
L.Rawget(-2)
|
|
c.Printf(c.Str("fullname: %s\n"), L.Tostring(-1))
|
|
L.Pop(1)
|
|
|
|
// get field by Gettable
|
|
L.Pushstring(c.Str("age"))
|
|
L.Gettable(-2)
|
|
age := int(L.Tonumber(-1))
|
|
c.Printf(c.Str("Age: %d\n"), age)
|
|
L.Pop(1)
|
|
|
|
// get index field
|
|
L.Geti(-1, c.Int(1))
|
|
c.Printf(c.Str("Index[%d] value: %d\n"), 1, L.Tointeger(-1))
|
|
L.Pop(1)
|
|
|
|
c.Printf(c.Str("All entries in the table:\n"))
|
|
printTable(L)
|
|
}
|
|
|
|
/* Expected output:
|
|
name: John
|
|
fullname: John Doe
|
|
Age: 30
|
|
Index[1] value: 123
|
|
All entries in the table:
|
|
[1] - 123
|
|
name - John
|
|
[pointer] - pointer value
|
|
fullname - John Doe
|
|
age - 30.0
|
|
*/
|