PHP readfile() adding extra bytes to downloaded file

Question

I am trying to troubleshoot an issue I am having with downloading a \"zip\" file from a php script. It seems that when I download the file using the following code, the dow

Answer 1

Sorry for late reply.....

i don't know i am right until you vote this.....

edit your code as :

ob_start(""); 
//instead of ob_start(); with out a null callback 

and

ob_end_clean();  //at the end , Note : "important" add instead of ob_end_flush()

ie;

ob_start("");
//header           
ob_end_clean();