Dependent Dropdowns

[AIMPED]

Hi @bpolasek, in addition to @adamschroeder’s example here is another one:

The dropdown value auto change base on first filter

Hi @Eddy , Basically you want the options of a dcc.Dropdown to be populated based on the selection of an other dcc.Dropdown. Since you are using pandas anyways, you could do something like this: from dash import Dash, Input, Output, html, dcc import dash_bootstrap_components as dbc import pandas as pd df = pd.DataFrame( { 'process': ['A', 'A', 'B', 'B', 'C', 'C'], 'code': [f'CODE{i}' for i in range(1, 7)], 'data': [1 for _ in range(6)] } ) app = Dash(__name__,…