Instantly update the UI fields for "City" and "District" to reduce user typing effort. 2. Key Mapping Examples Postal Code 00100 Colombo 01 (Fort) 20000 Kandy 80000 Galle 40000 Jaffna 3. Technical Implementation Strategy
This feature would automatically populate the once a user enters a valid 5-digit Sri Lankan postal code. 1. Core Functionality srilankan55zip
To develop a feature around (often colloquially referred to as "ZIP codes" despite being a 5-digit numeric system), you should focus on a Postcode-to-Location lookup or Address Validation tool. Instantly update the UI fields for "City" and
Use a lightweight Node.js/Express service or a Python/Flask endpoint to serve the mapping. srilankan55zip