improve package gvalid

.example/util/gvalid/gvalid_checkstructwithdata.go

@@ -0,0 +1,28 @@
+package main
+
+import (
+	"context"
+	"github.com/gogf/gf/frame/g"
+	"github.com/gogf/gf/util/gconv"
+	"github.com/gogf/gf/util/gvalid"
+)
+
+func main() {
+	type User struct {
+		Name string `v:"required#请输入用户姓名"`
+		Type int    `v:"required#请选择用户类型"`
+	}
+	data := g.Map{
+		"name": "john",
+	}
+	user := User{}
+	if err := gconv.Scan(data, &user); err != nil {
+		panic(err)
+	}
+	err := gvalid.CheckStructWithData(context.TODO(), user, data, nil)
+	// 也可以使用
+	// err := g.Validator().Data(data).CheckStruct(user)
+	if err != nil {
+		g.Dump(err.Items())
+	}
+}