Mapping and filtering data with LeafletJS скачать в хорошем качестве

Mapping and filtering data with LeafletJS

Leaflet is a fantastic JavaScript library for creating, among other things, map visualisations. In this video, we visualise data from a spreadsheet of doctors' practices, and add two methods for filtering the data. You can find links and show notes here: https://creatingwithdata.com/mapping-... 0:00 Introduction 2:50 Base template walkthrough 5:32 Dynamically adding circles to the map 11:00 Fetching remote data 16:10 Adding circles using remote data 20:50 Colour coding categories (SIMD index) 26:50 Adding a categorical drop-down control for filter 37:00 Refactoring and hiding unselected data using layerGroup 43:15 Adding a numeric filter (no. of prescriptions) control 52:49 Combined filter logic 1:02:10 Conclusion and a pattern for filter logic