st.success() in Streamlit

The success method is a message display function in Streamlit. It shows a green success box — often used to give positive feedback or confirmation messages such as file uploads, successful operations, or completed processes.

Syntax

Python

st.success(body, icon)    

The function has the following parameters:

• body: The text or message to display (string, markdown, or HTML-safe text)
• icon: Optional icon to show (default is None). You can use emoji or remove it.

Example: Display a simple success message.

Python

# Importing the Streamlit library
import streamlit as st

# Set the title of the Streamlit app
st.title('Success method in Streamlit')

# Display a simple success message
st.success("✅ Operation completed successfully!")    

Output:

A green box with a checkmark appears showing the message.