Course lesson
Find a Random Element in a JSON File in Node.js
Currently we are grabbing the first element in the array that our JSON data gives us back. We want a random element (or question) from our file.
- Duration
- 1 min
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- Included
- Transcript
- Retained from source evidence
Currently we are grabbing the first element in the array that our JSON data gives us back. We want a random element (or question) from our file.
To get a random element from an array we will use Math.Floor and Math.Random in combination with the array length to get a random question returned to us.