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AccessingArray.cs

    using UnityEngine;
    using LuaInterface;

    public class AccessingArray : MonoBehaviour 
    {
        private string script =
            @"
                function TestArray(array)
                    local len = array.Length

                    for i = 0, len - 1 do
                        print('Array: '..tostring(array[i]))
                    end

                    local t = array:ToTable()                

                    for i = 1, #t do
                        print('table: '.. tostring(t[i]))
                    end

                    local iter = array:GetEnumerator()

                    while iter:MoveNext() do
                        print('iter: '..iter.Current)
                    end

                    local pos = array:BinarySearch(3)
                    print('array BinarySearch: pos: '..pos..' value: '..array[pos])

                    pos = array:IndexOf(4)
                    print('array indexof bbb pos is: '..pos)

                    return 1, '123', true
                end            
            ";

        LuaState lua = null;
        LuaFunction func = null;

        void Start()
        {
            lua = new LuaState();
            lua.Start();
            lua.DoString(script, "AccessingArray.cs");

            int[] array = { 1, 2, 3, 4, 5};        
            func = lua.GetFunction("TestArray");

            func.BeginPCall();
            func.Push(array);
            func.PCall();
            double arg1 = func.CheckNumber();
            string arg2 = func.CheckString();
            bool arg3 = func.CheckBoolean();
            Debugger.Log("return is {0} {1} {2}", arg1, arg2, arg3);
            func.EndPCall();

            //转换一下类型，避免可变参数拆成多个参数传递
            object[] objs = func.Call((object)array);

            if (objs != null)
            {
                Debugger.Log("return is {0} {1} {2}", objs[0], objs[1], objs[2]);
            }

            lua.CheckTop();                
        }

        void OnApplicationQuit()
        {
            func.Dispose();
            lua.Dispose();
        }
    }

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