the simplest method to write text in a file

[shivax]

Hi,
i want write text and variables in a file 

Example:
A=12/02/2012
B=02/01/2012

Starting Date : A
Finiscing Date: B
..
..

i try to use Save but is no good

# name: StartingDate
# type: global scalar
..


i try to use fprintf but i don't understand how i save in a file


finename="example.log";
fprintf(filename,"Starting Date : %s - Finishing Date %s ",B);

it don't write in a file

someone can help me? thanks







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