diff --git a/src/dataType/utGenTerm.erl b/src/dataType/utGenTerm.erl
new file mode 100644
index 0000000..e0e4d33
--- /dev/null
+++ b/src/dataType/utGenTerm.erl
@@ -0,0 +1,107 @@
+-module(utGenTerm).
+
+-export([
+    any/0,
+    any/1,
+    genAtom/1,
+    genInteger/1,
+    genFloat/1,
+    genReference/1,
+    genPort/1,
+    genPid/1,
+    genTuple/1,
+    genList/1,
+    genShortString/1,
+    genString/1,
+    genBinary/1,
+    genBitstring/1,
+    genBignum/1,
+    genFunction/1
+]).
+
+any() ->
+    any(16).
+
+any(MaxSize) when MaxSize =< 0 ->
+    Fun = choice(value_types()),
+    ?MODULE:Fun(MaxSize);
+any(MaxSize) ->
+    Fun = choice(all_types()),
+    ?MODULE:Fun(MaxSize).
+
+genAtom(MaxSize) ->
+    list_to_atom(genShortString(MaxSize)).
+
+genInteger(_) ->
+    Value = case rand:uniform() < 0.5 of
+        true -> rand:uniform(127);
+        false -> rand:uniform(16#FFFFFFFF)
+    end,
+    case rand:uniform() < 0.5 of
+        true -> -1 * Value;
+        false -> Value
+    end.
+
+genFloat(_) ->
+    rand:uniform() * float(16#FFFFFFFF).
+
+genReference(_) ->
+    erlang:make_ref().
+
+genPort(_) ->
+    Ports = erlang:ports(),
+    lists:nth(rand:uniform(length(Ports)), Ports).
+
+genPid(_) ->
+    Pids = erlang:processes(),
+    lists:nth(rand:uniform(length(Pids)), Pids).
+
+genTuple(MaxSize) ->
+    list_to_tuple(genList(MaxSize)).
+
+genList(MaxSize) ->
+    Width = rand:uniform(MaxSize),
+    [any(MaxSize-Width) || _ <- lists:seq(1, Width)].
+
+genShortString(_) ->
+    Size = rand:uniform(255),
+    [rand:uniform(127) || _ <- lists:seq(1, Size)].
+
+genString(_) ->
+    Size = rand:uniform(4096),
+    [rand:uniform(127) || _ <- lists:seq(1, Size)].
+
+genBinary(MaxSize) ->
+    list_to_binary(genString(MaxSize)).
+
+genBitstring(MaxSize) ->
+    B = genBinary(MaxSize),
+    <<2:4/integer, B/binary>>.
+
+genBignum(_) ->
+    16#FFFFFFFFFFFFFFFF + rand:uniform(16#FFFFFFFF).
+
+genFunction(_) ->
+    choice(all_types()).
+
+choice(Options) ->
+    lists:nth(rand:uniform(length(Options)), Options).
+
+value_types() ->
+    [
+        gen_atom,
+        gen_integer,
+        gen_float,
+        gen_reference,
+        gen_port,
+        gen_pid,
+        gen_short_string,
+        gen_string,
+        gen_binary,
+        gen_bitstring,
+        gen_bignum,
+        gen_function
+    ].
+
+all_types() ->
+    value_types() ++ [gen_tuple, gen_list].
\ No newline at end of file
diff --git a/src/docs/erlangApp相关.md b/src/docs/erlangApp相关.md
index 08e867d..532dccb 100644
--- a/src/docs/erlangApp相关.md
+++ b/src/docs/erlangApp相关.md
@@ -12,8 +12,8 @@
 		{maxT,Time},%%app运行时间 单位毫秒  
 		{registered,[mod]},%%指定app 名字模块，systools用来解决名字冲突  
 		{included_applictions ,[XX]},%%指定子 app，只加载，但是不启动  
-		{applictions,[xxxx]},%%启动自己的app前，将会首先启动此列表的app  
-		{env,[xxxx]},%%配置app的env，可以使用application:get_env获取  
+		{applictions,[xxxx]},%%启动自己的app前，appliation:ensure_all_started将会首先启动此列表的app application:start会检查该列表是否都启动 
+		{env,[xxxx]},%%配置app的env，可以使用application:get_env(AppName, Key)获取  
 		{mod,{xxx,args}},%%指定app启动模块，参数，对应自己app的application behavior  
 		{start_phases,[{xxx,xxx}]]%%指定启动阶段一些操作，对应otp application  start_phase函数  
 	]