Pass immutable and mutable value into function : Function Parameters « Function « Python

Python
1. 2D
2. Application
3. Buildin Function
4. Class
5. Data Structure
6. Data Type
7. Database
8. Development
9. Dictionary
10. Event
11. Exception
12. File
13. Function
14. GUI Pmw
15. GUI Tk
16. Language Basics
17. List
18. Math
19. Network
20. String
21. System
22. Thread
23. Tuple
24. Utility
25. XML
Java
Java Tutorial
Java Source Code / Java Documentation
Java Open Source
Jar File Download
Java Articles
Java Products
Java by API
Photoshop Tutorials
Maya Tutorials
Flash Tutorials
3ds-Max Tutorials
Illustrator Tutorials
GIMP Tutorials
C# / C Sharp
C# / CSharp Tutorial
C# / CSharp Open Source
ASP.Net
ASP.NET Tutorial
JavaScript DHTML
JavaScript Tutorial
JavaScript Reference
HTML / CSS
HTML CSS Reference
C / ANSI-C
C Tutorial
C++
C++ Tutorial
Ruby
PHP
Python Tutorial
Python Open Source
SQL Server / T-SQL
SQL Server / T-SQL Tutorial
Oracle PL / SQL
Oracle PL/SQL Tutorial
PostgreSQL
SQL / MySQL
MySQL Tutorial
VB.Net
VB.Net Tutorial
Flash / Flex / ActionScript
VBA / Excel / Access / Word
XML
XML Tutorial
Microsoft Office PowerPoint 2007 Tutorial
Microsoft Office Excel 2007 Tutorial
Microsoft Office Word 2007 Tutorial
Python » Function » Function ParametersScreenshots 
Pass immutable and mutable value into function
Pass immutable and mutable value into function

def changer(x, y):     
    x = 2               # changes local name's value only
    y[0'spam'       # changes shared object in place

X = 1
L = [12]             
changer(X, L)          # pass immutable and mutable
print X, L                   


L = [12]
changer(X, L[:])       # pass a copy

print X, L


           
       
Related examples in the same category
1. Four different ways to pass parametersFour different ways to pass parameters
2. Passing value or passing addressPassing value or passing address
3. Pass string value into a functionPass string value into a function
4. Python functions are 'typeless'Python functions are 'typeless'
www.java2java.com | Contact Us
Copyright 2009 - 12 Demo Source and Support. All rights reserved.
All other trademarks are property of their respective owners.