If you have wondered, if is it possible run your sketch on the ESP8266 program like you did on your arduino UNO board. Yes it is possible, without using your UNO board.
Just download the setup and start developing from the familiar Arduino IDE.
Upload your programs direct to ESP8266 your ESP8266 by pressing the button ‘upload’ in Arduino. Use the standard sketches like “blink” or use the basic examples like wifi_blink.
Arduino programs running on your ESP8266 a 3 US$ wifi enabled board.
Don’t forget to check the example page.