TeamThx (Branch 1133)
✨ นายชัชชนนท์ แก้วสุขโข
<html> <head> <title>Let's Start</title> <style> body{ background:#eee; margin:1em; font-family:sans-serif; } </style> </head> <body> <h1> Let's Start: </h1> <button onclick="func()"> OK Go Go </button> <script> function func(){ document.querySelector("h1").innerHTML = "P'Thx"; } </script> </body> </html>