"Not a function" error in legend.html

[AlkisPis]

Re: https://github.com/ptma/Leaflet.Legend/blob/master/examples/legend.html]

I receive the following error: "Uncaught TypeError: L.control.Legend is not a function at at leaflet.html:70:30"
(Line 66 in the document)

The line is const legend = L.control.Legend({