GitHub - awkapoor/spfxCascadedDropDownProperty: This webpart will give you an idea to create cascaded dropdown in spfx webpart property pane

cascaded-drop-down

A simple webpart showcasing the cascaded dropdown in SPFX Propertypane

git clone the repo
npm i
npm i -g gulp
gulp

gulp clean 
gulp serve 
gulp bundle --ship
gulp package-solution --ship

Deplot it to your app catalog

Name		Name	Last commit message	Last commit date
Latest commit History 11 Commits
config		config
src		src
teams		teams
.gitignore		.gitignore
CascadeddropdownWebPart.ts		CascadeddropdownWebPart.ts
README.md		README.md
gulpfile.js		gulpfile.js
package-lock.json		package-lock.json
package.json		package.json
tsconfig.json		tsconfig.json
tslint.json		tslint.json