diff --git a/in/simple.asl b/in/simple.asl
index 268016e..aff052d 100644
--- a/in/simple.asl
+++ b/in/simple.asl
@@ -1,4 +1,3 @@
-switch x {
-    case 1:
-        x = 1;
+func myFunc(a, b) {
+    // ...
 }
diff --git a/src/asl/parser.go b/src/asl/parser.go
index e17bbf6..ae03fd9 100644
--- a/src/asl/parser.go
+++ b/src/asl/parser.go
@@ -1,7 +1,7 @@
 package asl
 
 import (
-	"strconv"
+	
 )
 
 const TAB = "    "
@@ -217,19 +217,21 @@ func parseFunctionParameter() {
 	if accept("{") {
 		return
 	}
-
-	i := int64(0)
+	
+	appendOut("params [", false)
 
 	for !accept(")") {
 		name := get().token
 		next()
-		appendOut(name+" = _this select "+strconv.FormatInt(i, 10)+";", true)
-		i++
+		appendOut("\""+name+"\"", false)
 
 		if !accept(")") {
 			expect(",")
+			appendOut(",", false)
 		}
 	}
+	
+	appendOut("];", true)
 }
 
 func parseReturn() {
diff --git a/src/asl/parser_test.go b/src/asl/parser_test.go
index f84a9dc..84913f3 100644
--- a/src/asl/parser_test.go
+++ b/src/asl/parser_test.go
@@ -57,7 +57,7 @@ func TestParserSwitch(t *testing.T) {
 
 func TestParserFunction(t *testing.T) {
 	got := getCompiled(t, "test/tokenizer_func.asl")
-	want := "TestFunction = {\r\nparam0 = _this select 0;\r\nparam1 = _this select 1;\r\nreturn true;\r\n};\r\n"
+	want := "TestFunction = {\r\nparams [\"param0\",\"param1\"];\r\nreturn true;\r\n};\r\n"
 
 	equal(t, got, want)
 }
@@ -85,7 +85,7 @@ func TestParserExpression2(t *testing.T) {
 
 func TestParserFunctionCall(t *testing.T) {
 	got := getCompiled(t, "test/parser_func_call.asl")
-	want := "myFunc = {\r\na = _this select 0;\r\nb = _this select 1;\r\nreturn a>b;\r\n};\r\n[1+3/4, 2-(66*22)/3-((123))] call myFunc;\r\n"
+	want := "myFunc = {\r\nparams [\"a\",\"b\"];\r\nreturn a>b;\r\n};\r\n[1+3/4, 2-(66*22)/3-((123))] call myFunc;\r\n"
 
 	equal(t, got, want)
 }