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In Python 2.7, user input can be handled using two primary functions: raw_input() and input(). However, their behavior differs significantly, and understanding these differences is crucial for secure and effective programming.
Key Differences Between raw_input() and input()
raw_input(): This function reads user input as a string by default, regardless of what the user types. It is the recommended method for taking user input in Python 2.7 because it avoids potential security risks. Example: name = raw_input("Enter your name: ") print("Hello, " + name) In this case, whatever the user types (e.g., John), it will be treated as a string.
input(): This function evaluates the user input as Python code. For example, if the user enters 5, it will be treated as an integer, but if they enter Hello, it will raise a NameError unless Hello is defined as a variable. Using input() in Python 2.7 is not secure, as it can execute arbitrary code entered by the user, leading to potential vulnerabilities. Example: number = input("Enter a number: ") print(number + 10) If the user enters 5, the result will be 15. However, entering something like os.system('rm -rf /') could execute harmful commands.
Python 2.7 getting user input and manipulating as string without ...
In Python 2 we use the raw_input() function. It waits for the user to type some input and press return and we need to store the value in a variable by casting as our desire data type. Be careful when using type …
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使用例testVar = raw_input("Ask user for something.")How to Accept User Input in Python - TecAdmin
2025年4月26日 · Python 3 provides a built-in function called input () that allows you to take user input. Where Python 2.x uses the raw_input () function is used to …
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Python User Input - W3Schools
In the example above, the user had to input their name on a new line. The Python input() function has a prompt parameter, which acts as a message you can put in front of the user input, on the same line:
Python User Input - tutorialsarena.com
Discover how to handle user input in Python with methods for both Python 3.6 and Python 2.7. Learn how to use the input() method to interact with users and retrieve their responses in your Python …
How to Receive User Input in Python: A Beginner’s Guide
2025年2月13日 · In this tutorial you will learn various ways to receive user input in Python, including the input () function, command-line arguments, GUI-based input …
Python Input Behavior: raw_input vs input in Python 2.7 and
2025年10月29日 · Explore the key differences between Python 2.7's input and raw_input functions and how to handle input correctly in Python 3.x for secure and predictable code.
User Input - Mastering Python
Python 3.6 uses the input () method. Python stops executing when it comes to the input () function, and continues when the user has given some input.
Python User Input | User Input in Python ⋆ IpCisco
In this lesson, we will learn python user input. In other words, we will focus on how to get input from a user in python programming.
Python - User Input - Online Tutorials Library
In this chapter, we will learn how Python accepts the user input from the console, and displays the output on the same console.
Input and Output in Python - GeeksforGeeks
2025年12月23日 · Understanding input and output operations is fundamental to Python programming. With the print () function, we can display output in various …
How Enter User Input 2.7 Version Python について掘り下げる
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