why bootstrap navbar ain't working?

Question

https://code.sololearn.com/WrYfwobP0Dhw/?ref=app

Answer 1

https://code.sololearn.com/WMg2XesG1f3u/?ref=app

Answer 2

I changed devic-e-width to device-width and initial-scale from 1 to 0

Answer 3

u had actually copied the piece of code so it contained some characters or delimeters which are hidden..
and second thing u had placed nav tag with class "navbar navbar-default" after div tag of class "container-fluid" .. but it should be above the div
and third data-toggle is a single attribute u had written "data toggle"

Answer 4

I copied basic html code from bootstrap. actually I am learning from a tutorial. watching the tutorial besides writing the code same like in the tutorial..

Answer 5

thanks a lot

Answer 6

Sami khan: can you please say what was the mistake in my code for not working?