In this question, I have marked portion of html code and below another one. But the first code line is not being highlighted. Why are they behaving different?
What is meta?
- Any Stack Exchange user can ask a question
- The community provides support, votes on ideas, and reports bugs
- Your voice helps shape the way Stack Exchange operates
Your first HTML tag is denoted with backticks (`):
Code tagged with backticks is never highlighted by prettify; only code blocks indented with four spaces per line are highlighted:
And for the record, your post isn't as well-formatted as it can be. Paragraphs need to be separated with two line breaks, for one thing. It's also not a good idea to mix HTML with Markdown as it can get frustrating for others to edit. Consider revisiting http://stackoverflow.com/editing-help and http://daringfireball.net/projects/markdown/syntax for help with formatting your posts properly.