Are you trying to specific code from a Semesin tutorial?
When you find or create an htdocs.zip for these projects, it typically includes:
script.js : Logic for handling sensor data updates or button clicks. : Sub-directories for images or icons. ⚠️ Security Note
If you are trying to this in a project, let me know: Are you using an ESP8266, ESP32, or Arduino ?
It is frequently used as a compressed package containing the web interface files (HTML, CSS, JS) that are stored on an SD card or SPIFFS (Serial Peripheral Interface Flash File System) for microcontrollers.
The term htdocs (HyperText Documents) is the default directory name for files meant to be served on the web.