# # Example file for variables # (For Python 3.x, be sure to use the ExampleSnippets3.txt file) # This is a comment, use pound sign # Declare a variable and initialize it f = 0 print f # re-declaring the variable; f equals something else now, even if its already been declared f = "abc" print (f) # ERROR: variables of different types cannot be combined; they gotta be the same type #print "string type " + 123 will not work #python's built-in function, str, will convert the number into a string print ("string type " + str(123)) # Global vs. local variables in functions def someFunction(): #global f f = "def" print (f) someFunction() print (f) #when inside a function definition like this, the function gets it own local copy of whatever variables you declare inside the function #global statement def someFunction(): global f f = "def" print f someFunction() print f #The del statement deletes the definition of a variable that was previously declared del f print f
Run
Reset
Share
Import
Link
Embed
Language▼
English
中文
Python Fiddle
Python Cloud IDE
Follow @python_fiddle
Browser Version Not Supported
Due to Python Fiddle's reliance on advanced JavaScript techniques, older browsers might have problems running it correctly. Please download the latest version of your favourite browser.
Chrome 10+
Firefox 4+
Safari 5+
IE 10+
Let me try anyway!
url:
Go
Python Snippet
Stackoverflow Question