| import streamlit as st | |
| import pandas as pd | |
| import numpy as np | |
| st.write('Sliders:') | |
| slider_val = st.slider('Data Slider') | |
| st.write(slider_val, 'squared is', slider_val * slider_val) | |
| st.write('Reference by Widget Name:') | |
| st.text_input("Text Entry", key="text") | |
| st.session_state.text | |
| st.write('Checkboxes:') | |
| if st.checkbox('Show dataframe'): | |
| chart_data = pd.DataFrame( | |
| np.random.randn(20, 3), | |
| columns=['a', 'b', 'c']) | |
| chart_data | |
| st.write('Selectboxes:') | |
| df = pd.DataFrame({ | |
| 'first column': [1, 2, 3, 4], | |
| 'second column': [10, 20, 30, 40] | |
| }) | |
| option = st.selectbox( | |
| 'Favorite Number?', | |
| df['first column']) | |
| 'Selected Number: ', option |