iOS Swift - Networking
What will happen if you forget to set the 'Content-Type' header to 'application/json' in a Swift POST request with a JSON body?
What will happen if you forget to set the 'Content-Type' header to 'application/json' in a Swift POST request with a JSON body?
medium📝 Predict Output Q5 of 15
Step-by-Step Solution
Solution:
Step 1: Role of Content-Type header
This header tells the server how to interpret the body data format.Step 2: Consequence of missing header
Without it, the server may not parse JSON correctly and reject or misinterpret the data.Final Answer:
The server may reject or misinterpret the request body -> Option BQuick Check:
Missing Content-Type = B [OK]
Quick Trick: Always set Content-Type for JSON POST requests [OK]
Common Mistakes:
- Assuming header is set automatically
- Expecting app crash
- Thinking server ignores missing header
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