in progress

json/map.go

@@ -74,6 +74,16 @@ func val(l, r interface{}) (res reflect.Value) {
 	return
 }
 
+func (s Map) IsInt(key string) bool {
+	if iface, check := s[key]; check {
+		rType := reflect.ValueOf(int(0)).Type()
+		lType := reflect.ValueOf(iface).Type()
+		//log.Println(rType, lType, reflect.ValueOf(iface).Convert(rType))
+		return lType.ConvertibleTo(rType)
+	}
+	return false
+}
+
 // Int returns int64 value by key.
 // If key isn't defined will be returned defaultVal arg value
 func (s Map) Int(key string, defaultVal int64) int64 {

json/z_test.go

@@ -24,6 +24,7 @@ func TestJSON(t *testing.T) {
 	t.Log(string(m.JSON()))
 	t.Log(string(m.JSONIndent("", "\t")))
 	t.Log(m.StringVal("fl", ""))
+	t.Log("ISINT", m.IsInt("fl"))
 }
 
 func TestInterface(t *testing.T) {