Leaflet in modal

[franse]

There's a known and common issue about using leaflet in a bootstrap modal.
It's enough to google it
This is a tipical result:

And can easily be fixed with:

map.invalidateSize();

But not with

leafletmap1.invalidateSize();

So don't know how to solve it

[Teodor]

Works perfectly fine for me, on modal shown event:

[franse]

I totally forgot about that, sorry!
Thanks @Teodor works absolutely fine.

That was quick haha
At least, I hope this can help someone else