Package com.naef.jnlua

Examples of com.naef.jnlua.LuaState.call()

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        try {
            // Define a function
            luaState.load("function add(a, b) return a + b end", "=simple");

            // Evaluate the chunk, thus defining the function
            luaState.call(0, 0); // No arguments, no returns

            // Prepare a function call
            luaState.getGlobal("add"); // Push the function on the stack
            luaState.pushInteger(1); // Push argument #1
            luaState.pushInteger(1); // Push argument #2
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            luaState.getGlobal("add"); // Push the function on the stack
            luaState.pushInteger(1); // Push argument #1
            luaState.pushInteger(1); // Push argument #2

            // Call
            luaState.call(2, 1); // 2 arguments, 1 return

            // Get and print result
            int result = luaState.toInteger(1);
            luaState.pop(1); // Pop result
            System.out.println("According to Lua, 1 + 1 = " + result);
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