changing a value of a variable
François Pinard
pinard at iro.umontreal.ca
Tue Jan 29 20:09:39 EST 2002
[Marcin Matuszkiewicz]
> How to write a python program that accomplishes the same thing as the
> C program below.
> void assign(int *x)
> {
> *x = 1;
> }
> int main(void)
> {
> int n = 0;
> /* n == 0 */
> assign(n);
> /* n == 1 */
> return 0;
> }
Hello, Marcin. As others told you, we prefer avoiding such things in Python.
But if you just cannot escape it, you may do stunts like this one:
def assign(x):
x[0] = 1
def main():
n = 0
p = [n]
assign(p)
n = p[0]
Once again, it is usually fruitful trying to use other thinking lines.
--
François Pinard http://www.iro.umontreal.ca/~pinard
More information about the Python-list
mailing list