diff --git a/include/utComMisc.hrl b/include/utComMisc.hrl
index 6ae98f1..aa75589 100644
--- a/include/utComMisc.hrl
+++ b/include/utComMisc.hrl
@@ -1,10 +1,10 @@
 %% 三目元算符
 -define(IIF(Cond, Then, That), case Cond of true -> Then; _ -> That end).
+-define(IIF(Expr, Expect, Then, ExprRet, That), case Expr of Expect -> Then; ExprRet -> That end).
 
 %% IF-DO表达式
 -define(IF(IFTure, DoThat), (IFTure) andalso (DoThat)).
 
-
 %%汉字unicode编码范围 0x4e00 - 0x9fa5
 -define(UNICODE_CHINESE_BEGIN, (4 * 16 * 16 * 16 + 14 * 16 * 16)).
 -define(UNICODE_CHINESE_END, (9 * 16 * 16 * 16 + 15 * 16 * 16 + 10 * 16 + 5)).
diff --git a/src/testCase/funTest.erl b/src/testCase/funTest.erl
new file mode 100644
index 0000000..084ccec
--- /dev/null
+++ b/src/testCase/funTest.erl
@@ -0,0 +1,71 @@
+-module(funTest).
+
+-include("utComMisc.hrl").
+
+-compile([export_all, nowarn_function, nowarn_unused_vars, nowarn_export_all]).
+
+test2(A) ->
+   Fun1 = fun(A1, A2, A3, A4, A5, Fun1) ->
+      if A1 > 100 ->
+         A1 + A2;
+         true ->
+            Fun1(A1, A2, A3, A4, A5, A2) end
+   end,
+   Fun1(A, A, A, A, A, Fun1).
+
+test3(A) ->
+   [O * 2 || O <- A],
+   ok.
+
+-define(types, [1, 1.1, [], [1], {1}, #{}, <<"123">>, self()]).
+
+type1() ->
+   [dataType(One) || One <-  ?types],
+   ok.
+
+dataType(Data) when is_list(Data) -> list_do;
+dataType(Data) when is_integer(Data) -> integer_do;
+dataType(Data) when is_binary(Data) -> binary_do;
+dataType(Data) when is_function(Data) -> function_do;
+dataType(Data) when is_tuple(Data) -> tuple_do;
+dataType(Data) when is_atom(Data) -> atom_do;
+dataType(Data) when is_float(Data) -> float_do;
+dataType(Data) when is_number(Data) -> number_do;
+dataType(Data) when is_pid(Data) -> pid_do;
+dataType(Data) when is_port(Data) -> port_do;
+dataType(_Data) -> not_know_do.
+
+type2() ->
+   [erts_internal:term_type(One) || One <-  ?types],
+   ok.
+
+dataType(nil, Data) when is_list(Data) -> list_do;
+dataType(list, Data) when is_list(Data) -> list_do;
+dataType(fixnum, Data) when is_integer(Data) -> integer_do;
+dataType(bignum, Data) when is_integer(Data) -> integer_do;
+dataType(refc_binary, Data) when is_binary(Data) -> binary_do;
+dataType(heap_binary, Data) when is_binary(Data) -> binary_do;
+dataType(sub_binary, Data) when is_binary(Data) -> binary_do;
+dataType(tuple, Data) when is_tuple(Data) -> tuple_do;
+dataType(atom, Data) when is_atom(Data) -> atom_do;
+dataType(hfloat, Data) when is_float(Data) -> float_do;
+dataType(pid, Data) when is_pid(Data) -> pid_do;
+dataType(pid, Data) when is_pid(Data) -> pid_do;
+dataType(external_pid, Data) when is_port(Data) -> port_do;
+dataType(_, _Data) -> not_know_do.
+
+type3() ->
+   [dataType(eTermType:termType(One), One) || One <-  ?types],
+   ok.
+
+ok(0) ->
+   ok;
+ok(N) ->
+   ok(N - 1).
+
+test(A) ->
+   ?IIF(lists:keyfind(a, 1, A), false, none, {_, V}, V).
+
+
+
+