增加了redis工具库中的方法

sdkredis/redisCommon.go

@@ -229,9 +229,13 @@ func RedisZRank(conn redis.Conn, key string, member string) (reply interface{},
  */
 func RedisZRangeByScore(conn redis.Conn, key string, startScore string, endScore string, limit string, limitStart int, limitEnd int) (reply []string, err error) {
 	if limit == "true" {
-		return RedisCommand(conn, "zrangebyscore", key, startScore, endScore, "withscore", "limit", limitStart, limitEnd)
+		res, err := RedisCommand(conn, "zrangebyscore", key, startScore, endScore, "withscore", "limit", limitStart, limitEnd)
+		reply, _ = redis.Strings(res, nil)
+		return
 	}
-	return RedisCommand(conn, "zrangebyscore", key, startScore, endScore, "withscore")
+	res, err := RedisCommand(conn, "zrangebyscore", key, startScore, endScore, "withscore")
+	reply, _ = redis.Strings(res, nil)
+	return
 }
 
 /*
@@ -239,9 +243,13 @@ func RedisZRangeByScore(conn redis.Conn, key string, startScore string, endScore
  */
 func RedisZRevRangeByScore(conn redis.Conn, key string, startScore string, endScore string, limit string, limitStart int, limitEnd int) (reply []string, err error) {
 	if limit == "true" {
-		return RedisCommand(conn, "zrevrangebyscore", key, startScore, endScore, "withscore", "limit", limitStart, limitEnd)
+		res, err := RedisCommand(conn, "zrevrangebyscore", key, startScore, endScore, "withscore", "limit", limitStart, limitEnd)
+		reply, _ = redis.Strings(res, nil)
+		return
 	}
-	return RedisCommand(conn, "zrevrangebyscore", key, startScore, endScore, "withscore")
+	res, err := RedisCommand(conn, "zrevrangebyscore", key, startScore, endScore, "withscore")
+	reply, _ = redis.Strings(res, nil)
+	return
 }
 
 /*