All challenges
Multiple ChoiceIntermediate 30s

Go: json tags (i31)

`json:"name"` struct tag controls:
Options
  1. 1Validation rules, checked before storing
  2. 2Database mapping, binding fields to columns
  3. 3HTML rendering, escaping fields for output
  4. 4JSON field name in marshaling/unmarshaling

Think you can answer under pressure?

Get matched and answer live questions in 3-minute 1v1 battles. Elo ranking, badge tiers and bragging rights on the line.

Play this in a 3-minute battle