What is the difference between sanitizing HTML and escaping text in React?
PICTURE THIS: RAG CHATBOT
Simple meaning
Escaping turns angle brackets into text so nothing executes
WHY — Security instead of guessing?
Why interviewers care about Security:
contrast on Security, not two memorised paragraphs.
the developer, then one case where picking wrong hurts.
Name the idea, why it exists, then one short example.
End with when you use it and one common pitfall.
STEPS — What happens step by step?
Before you speak the answer, walk the interviewer through these steps:
- 1Escaping turns angle brackets
into text so nothing executes
- 2that is React's default
for children.
- 3Sanitizing parses HTML and
keeps a subset of tags for rich content.
- 4I never confuse the
two: markdown blogs need sanitizing, usernames need escaping.
- 5Common mistake
What juniors usually get wrong.
- 6Close
When you pick this over the alternative.
EXAMPLE — See it in action
Here's a short line you can speak, broken into clear beats:
Note: Adapt this scaffold to your own project — keep it under 60–90 seconds.
Key takeaway
Escaping turns angle brackets into text so nothing executes that is React's default for children.