fixbug: getting empty value

2025-01-19 03:53:48 +08:00
parent ea0333c0ce
commit e2c5578ede
3 changed files with 1 additions and 6 deletions
--- a/main/settings.cc
+++ b/main/settings.cc
@@ -31,7 +31,7 @@ std::string Settings::GetString(const std::string& key, const std::string& defau
    std::string value;
    value.resize(length);
    ESP_ERROR_CHECK(nvs_get_str(nvs_handle_, key.c_str(), value.data(), &length));
-    while (value.back() == '\0') {
+    while (!value.empty() && value.back() == '\0') {
        value.pop_back();
    }
    return value;