How can i make a dynamic html select tag element

Question

hey guys...i have some issues with html select tag..please help me to make a dynamic select element where by if i change a value on select element one the next automatically changes i.e,,i make a select element with options of continents where by if one picks asia the next select element gives only asian countries....or africa:african countries...using html and javascript please...i have tried all my methods but i get errors...thank you in advance fellow sololearners as you take over the world...

Answer 1

https://code.sololearn.com/W8knG20Gn6bv/?ref=app

Answer 2

https://code.sololearn.com/wnnMds04NuMW/?ref=app
you need something like this, so in nstead of my demo write ups, you can change the view to a select option with the defined order you wish.

Answer 3

can you show what you've tried?maybe then I can help

Answer 4

why not use objects instead of arrays or a multidimensional arrays?