Copilotfree, in-browser
Ask me anything about your lessons or your code.
“What is a port?” · “Why is my code erroring?”
Ask me anything about your lessons or your code.
“What is a port?” · “Why is my code erroring?”
The markup that describes a web page: tags like <p> and <script> wrapped around content to say what each part is. The browser reads it and builds the page from it. Anything an app drops in unescaped becomes part of the page structure instead of text.