diff --git a/src/sled/config.cc b/src/sled/config.cc
index 74a98c3..12c43f3 100644
--- a/src/sled/config.cc
+++ b/src/sled/config.cc
@@ -13,6 +13,13 @@ Config::Config(sled::string_view name, sled::string_view path) : config_name_(na
     config_paths_.emplace_back(sled::to_string(path));
 }
 
+std::string
+Config::ToString() const
+{
+    toml::value root = toml_;
+    return toml::format(root);
+}
+
 void
 Config::AddConfigFullPath(sled::string_view path)
 {
@@ -75,6 +82,14 @@ Config::IsSet(sled::string_view key) const
     return GetNode(key, value);
 }
 
+bool
+Config::IsArray(sled::string_view key) const
+{
+    toml::value value;
+    if (!GetNode(key, value)) { return false; }
+    return value.is_array();
+}
+
 bool
 Config::GetBoolOr(sled::string_view key, const bool &def) const
 {
diff --git a/src/sled/config.h b/src/sled/config.h
index 853912e..5322665 100644
--- a/src/sled/config.h
+++ b/src/sled/config.h
@@ -17,6 +17,8 @@ public:
     Config &operator=(const Config &lhs)     = delete;
     Config &operator=(Config &&rhs) noexcept = delete;
 
+    sled::string ToString() const;
+
     /**
      * case 1
     * - fullpath = /path/to/config.toml
@@ -36,6 +38,8 @@ public:
     bool ReadInConfig();
 
     bool IsSet(sled::string_view key) const;
+    bool IsArray(sled::string_view key) const;
+
     bool GetBoolOr(sled::string_view key, const bool &def = false) const;
     int GetIntOr(sled::string_view key, const int &def = 0) const;
     double GetDoubleOr(sled::string_view key, const double &def = 0.0) const;