I’m new to ionic 3
I want to build an app with map chart any tutorials to guide me
because I found non
What do you mean by world map chart?
Take a look at google maps repo and leaflet, tons of customisation.
i meant a clickable world map so when i click on a country the color change
and when i searched i knew that its called a world chart
You may find leaflet + some plugins useful to aquire this result, saw similar functionality with it.