Python .capitalize()

The Python .capitalize() method is a built-in string method that converts the first character of a string to uppercase and all subsequent characters to lowercase. It is particularly useful for presenting data, handling user input, or preparing text for display.

Python .capitalize() Syntax

str.capitalize()

Parameters:

The Python .capitalize() method does not take any parameters.

Return value:

Returns a new string with the changes applied.

Example 1: Handling Uppercase Sentences Using Python .capitalize()

This example uses Python .capitalize() on an uppercase sentence:

print("WELCOME TO CODECADEMY DOCS!".capitalize())

Copy to clipboard
Copy to clipboard

This will result in:

Welcome to codecademy docs!

Copy to clipboard
Copy to clipboard

Example 2: Handling Lowercase Sentences Using Python .capitalize()

This example uses Python .capitalize() on a lowercase sentence:

text = "welcome to new york city"

print(text.capitalize())

Copy to clipboard
Copy to clipboard

This will result in:

Welcome to new york city

Copy to clipboard
Copy to clipboard

Codebyte Example: Handling Mixed-Case Sentences Using Python .capitalize()

This codebyte example uses Python .capitalize() on a mixed-case sentence:

Visit us
Visit us
Hide code
Code
Output
Hide output
Copy to your clipboard
Copy Codebyte
Run

Frequently Asked Questions

1. What is Python .capitalize()?

The Python .capitalize() method is a built-in string method that converts the first character of a string to uppercase and all subsequent characters to lowercase.

2. How to capitalize all text in Python?

If you want to convert all characters in a string to uppercase in Python, you should use the .upper() method instead of .capitalize():

text = "hello world"

upper_text = text.upper()

print(upper_text)

Copy to clipboard
Copy to clipboard

Here is the output:

HELLO WORLD

Copy to clipboard
Copy to clipboard

3. Does Python .capitalize() modify the original string?

No, Python .capitalize() does not modify the original string. Strings in Python are immutable, which means methods like .capitalize() return a new string and leave the original unchanged.