What is Python's equivalent of && (logical-and) in an if-statement?
What is the Python alternative to the && (logical AND) operator commonly used in other languages? How can you combine multiple conditions in a Python if statement effectively? Let’s explore how logical operations work in Python and what to use instead of &&.
In Python, the equivalent of the && (logical AND) operator used in languages like C, Java, or JavaScript is simply and. Python uses English words for logical operations to make the code more readable and expressive.
So, instead of writing:
if (x > 0 && y > 0)
You would write in Python:
if x > 0 and y > 0:
print("Both x and y are greater than 0")
Here’s how it works and what you should know:
Key Points:
- and returns True if both conditions are True; otherwise, it returns False.
- You can chain multiple conditions using and, or, and not.
- Python evaluates expressions from left to right and stops as soon as the result is determined (short-circuit evaluation).
Example:
a = 10
b = 20
if a < 15> 10:
print("Both conditions are true")Tip:
- Always use and, not &&, in Python. Using && will result in a SyntaxError.
- Using these human-readable logical operators is one of the reasons why Python code is often easier to read and understand at a glance.