add utils.map

falconbaby · Aug 28, 2015 · 6c2c250 · 6c2c250
1 parent 7d271ef
commit 6c2c250
Showing 1 changed file with 13 additions and 0 deletions.
diff --git a/utils/map.go b/utils/map.go
@@ -0,0 +1,13 @@
+package utils
+
+// TODO 以下的部分, 考虑放到公共组件库
+func KeysOfMap(m map[string]string) []string {
+	keys := make([]string, len(m))
+	i := 0
+	for key, _ := range m {
+		keys[i] = key
+		i++
+	}
+
+	return keys
+}