fork(1) download 
  1. def foo(x):
  2. 	a = x
  3. 	def bar():
  4. 		a += 1
  5. 		print a
  6. 	return bar
  7.  
  8. f = foo(3)
  9. try:
  10. 	f()
  11. except:
  12. 	print "Crap, integers in closures aren't assignable, since they're value types."
  13.  
  14. def foo2(x):
  15. 	a = [x]
  16. 	def bar():
  17. 		a[0] += 1
  18. 		print a[0]
  19. 	return bar
  20.  
  21. f2 = foo2(3)
  22. f2()
  23. f2()
Success #stdin #stdout 0.01s 9016KB
comments (?)
stdin 
Standard input is empty
stdout 
Crap, integers in closures aren't assignable, since they're value types.
4
5
https://ideone.com/H2lLE2
language:
Python (cpython 2.7.16)
created:
8 years ago
visibility:
public

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