diff --git a/g/net/gtcp/tcp_func.go b/g/net/gtcp/tcp_func.go
index 766eff985..0ef6e93e7 100644
--- a/g/net/gtcp/tcp_func.go
+++ b/g/net/gtcp/tcp_func.go
@@ -10,7 +10,6 @@ import (
     "io"
     "net"
     "time"
-    "fmt"
     "bytes"
 )
 
@@ -40,9 +39,8 @@ func Checksum(buffer []byte) uint32 {
     return checksum
 }
 
-// 创建原生TCP链接
-func NewNetConn(ip string, port int, timeout...int) (net.Conn, error) {
-    addr := fmt.Sprintf("%s:%d", ip, port)
+// 创建原生TCP链接, addr地址格式形如：127.0.0.1:80
+func NewNetConn(addr string, timeout...int) (net.Conn, error) {
     if len(timeout) > 0 {
         return net.DialTimeout("tcp", addr, time.Duration(timeout[0]) * time.Millisecond)
     } else {
diff --git a/g/net/gtcp/tcp_pool.go b/g/net/gtcp/tcp_pool.go
index f7570324c..46968e603 100644
--- a/g/net/gtcp/tcp_pool.go
+++ b/g/net/gtcp/tcp_pool.go
@@ -8,7 +8,6 @@ package gtcp
 
 import (
     "net"
-    "fmt"
     "time"
     "gitee.com/johng/gf/g/container/gmap"
     "gitee.com/johng/gf/g/container/gpool"
@@ -31,16 +30,15 @@ var (
 )
 
 // 创建TCP链接
-func NewConn(ip string, port int, timeout...int) (*Conn, error) {
+func NewConn(addr string, timeout...int) (*Conn, error) {
     var pool *gpool.Pool
-    addr := fmt.Sprintf("%s:%d", ip, port)
     if v := pools.Get(addr); v == nil {
         pools.LockFunc(func(m map[string]interface{}) {
             if v, ok := m[addr]; ok {
                 pool = v.(*gpool.Pool)
             } else {
                 pool = gpool.New(gDEFAULT_POOL_EXPIRE, func() (interface{}, error) {
-                    if conn, err := NewNetConn(ip, port, timeout...); err == nil {
+                    if conn, err := NewNetConn(addr, timeout...); err == nil {
                         return &Conn {
                             Conn : conn,
                             pool : pool,
diff --git a/g/util/gconv/gconv.go b/g/util/gconv/gconv.go
index 45bc1fb30..77315f419 100644
--- a/g/util/gconv/gconv.go
+++ b/g/util/gconv/gconv.go
@@ -53,7 +53,7 @@ func Time(i interface{}, format...string) time.Time {
     s := String(i)
     // 优先使用用户输入日期格式进行转换
     if len(format) > 0 {
-        t, _ := gtime.StrToTime(s, format[0])
+        t, _ := gtime.StrToTimeFormat(s, format[0])
         return t
     }
     t := int64(0)
diff --git a/g/util/gvalid/gvalid.go b/g/util/gvalid/gvalid.go
index 311d4827c..a3dbfe2bd 100644
--- a/g/util/gvalid/gvalid.go
+++ b/g/util/gvalid/gvalid.go
@@ -509,7 +509,7 @@ func Check(val interface{}, rules string, msgs interface{}, params...map[string]
 
             // 日期格式，需要给定日期格式
             case "date-format":
-                if _, err := gtime.StrToTime(value, ruleVal); err == nil {
+                if _, err := gtime.StrToTimeFormat(value, ruleVal); err == nil {
                     match = true
                 }
 
diff --git a/geg/net/gtcp/tcp_conn.go b/geg/net/gtcp/tcp_conn.go
new file mode 100644
index 000000000..b86431686
--- /dev/null
+++ b/geg/net/gtcp/tcp_conn.go
@@ -0,0 +1,10 @@
+package main
+
+import (
+    "net"
+    "gitee.com/johng/gf/g/net/gtcp"
+)
+
+func main() {
+    gtcp.NewNetConn("127.0.0.1", )
+}
\ No newline at end of file
diff --git a/geg/net/gtcp/tcp_server.go b/geg/net/gtcp/tcp_server.go
index d9642fe3f..1c09d89ea 100644
--- a/geg/net/gtcp/tcp_server.go
+++ b/geg/net/gtcp/tcp_server.go
@@ -7,10 +7,10 @@ import (
 
 func main() {
     gtcp.NewServer(":8999", func(conn net.Conn) {
+        defer conn.Close()
         for {
-            buffer := make([]byte, 1024)
-            if length, err := conn.Read(buffer); err == nil {
-                conn.Write(append([]byte("> "), buffer[0 : length]...))
+            if data, err := gtcp.Receive(conn); err == nil {
+                gtcp.Send(conn, append([]byte("> "), data...))
             }
         }
     }).Run()