I want to open CSV file in a+ mode for append content. I open Varien_File_Csv class and check for that but I did not found any option for open file in a+ mode.
You can use a "drop-in" trick.
Copy it in:
app/code/community/Varien/File/Csv.php and change it according to your needings.
BEWARE: It will have system-wide effects, so make sure you are not making anything disruptive.
Otherwise you could use
Is there any another solution? Mar 9, 2017 at 11:05
See my updated post Mar 9, 2017 at 11:19