diff --git a/core/code/c.go b/core/code/c.go
new file mode 100644
index 00000000..58016d84
--- /dev/null
+++ b/core/code/c.go
@@ -0,0 +1,78 @@
+package code
+
+import (
+	"bufio"
+	"os"
+	"path"
+	"strings"
+
+	ice "github.com/shylinux/icebergs"
+	"github.com/shylinux/icebergs/base/cli"
+	"github.com/shylinux/icebergs/base/mdb"
+	kit "github.com/shylinux/toolkits"
+)
+
+func _c_find(m *ice.Message, key string) {
+	m.Option(cli.CMD_DIR, "")
+	for _, p := range strings.Split(m.Cmdx(cli.SYSTEM, "find", m.Option("_path"), "-name", key), "\n") {
+		if p == "" {
+			continue
+		}
+		m.Push("file", p)
+		m.Push("line", 1)
+		m.Push("text", "")
+	}
+}
+func _c_tags(m *ice.Message, key string) {
+	m.Option(cli.CMD_DIR, m.Option("_path"))
+	if _, e := os.Stat(path.Join(m.Option("_path"), ".tags")); e != nil {
+		m.Cmd(cli.SYSTEM, "ctags", "-R", "-f", ".tags", "./")
+	}
+	for _, l := range strings.Split(m.Cmdx(cli.SYSTEM, "grep", key, ".tags"), "\n") {
+		ls := strings.SplitN(l, "\t", 2)
+		if len(ls) < 2 {
+			continue
+		}
+
+		ls = strings.SplitN(ls[1], "\t", 2)
+		file := ls[0]
+		ls = strings.SplitN(ls[1], ";\"", 2)
+		text := strings.TrimSuffix(strings.TrimPrefix(ls[0], "/^"), "$/")
+		line := kit.Int(text)
+
+		p := path.Join(m.Option("_path"), file)
+		f, e := os.Open(p)
+		m.Assert(e)
+		bio := bufio.NewScanner(f)
+		for i := 1; bio.Scan(); i++ {
+			if i == line || bio.Text() == text {
+				m.Push("file", p)
+				m.Push("line", i)
+				m.Push("text", bio.Text())
+			}
+		}
+	}
+}
+func _c_grep(m *ice.Message, key string) {
+	m.Option(cli.CMD_DIR, "")
+	m.Split(m.Cmdx(cli.SYSTEM, "grep", "--exclude=.*", "-rn", key, m.Option("_path")), "file:line:text", ":", "\n")
+}
+func init() {
+	Index.Register(&ice.Context{Name: "c", Help: "c",
+		Commands: map[string]*ice.Command{
+			ice.CTX_INIT: {Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
+				m.Cmd(mdb.SEARCH, mdb.CREATE, "h", "c", c.Cap(ice.CTX_FOLLOW))
+				m.Cmd(mdb.SEARCH, mdb.CREATE, "c", "c", c.Cap(ice.CTX_FOLLOW))
+			}},
+			"c": {Name: "c", Help: "c", Action: map[string]*ice.Action{
+				mdb.SEARCH: {Hand: func(m *ice.Message, arg ...string) {
+					_c_find(m, kit.Select("main", arg, 1))
+					_c_tags(m, kit.Select("main", arg, 1))
+					_c_grep(m, kit.Select("main", arg, 1))
+				}},
+			}, Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
+
+			}},
+		},
+	}, nil)
+}
diff --git a/core/code/inner.go b/core/code/inner.go
index aa9245c0..35a5b16e 100644
--- a/core/code/inner.go
+++ b/core/code/inner.go
@@ -211,30 +211,15 @@ func init() {
 					_inner_save(m, path.Join("./", arg[0], arg[1]), kit.Select(m.Option("content"), arg, 2))
 				}},
 
-				mdb.SEARCH: {Name: "search type name text arg...", Help: "搜索", Hand: func(m *ice.Message, arg ...string) {
-					m.Cmdy(mdb.SEARCH, arg)
-				}},
 				web.UPLOAD: {Name: "upload path name", Help: "上传", Hand: func(m *ice.Message, arg ...string) {
 					m.Cmdy(web.CACHE, web.UPLOAD)
 					m.Cmdy(web.CACHE, web.WATCH, m.Option(web.DATA), path.Join(m.Option("path"), m.Option("name")))
 				}},
+
+				mdb.SEARCH: {Name: "search type name text arg...", Help: "搜索", Hand: func(m *ice.Message, arg ...string) {
+					m.Cmdy(mdb.SEARCH, arg)
+				}},
 			}, Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) { _inner_main(m, arg...) }},
 		},
 	}, nil)
-
-	Index.Register(&ice.Context{Name: "c", Help: "c",
-		Commands: map[string]*ice.Command{
-			ice.CTX_INIT: {Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
-				m.Cmd(mdb.SEARCH, mdb.CREATE, "h", "c", c.Cap(ice.CTX_FOLLOW))
-				m.Cmd(mdb.SEARCH, mdb.CREATE, "c", "c", c.Cap(ice.CTX_FOLLOW))
-			}},
-			"c": {Name: "c", Help: "c", Action: map[string]*ice.Action{
-				mdb.SEARCH: {Hand: func(m *ice.Message, arg ...string) {
-					m.Split(m.Cmdx(cli.SYSTEM, "grep", "-rn", arg[1], m.Option("_path")), "file:line:text", ":", "\n")
-				}},
-			}, Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
-
-			}},
-		},
-	}, nil)
 }