PHP compression command for Linux tuning

1. Split into 3 files, Lgq1.txt,lgq2,txt,lgq3.txt.

2. Execute the linux command with the PHP exec, the first parameter is the Linux command line, the second parameter
For the result array, which file is added successfully to the zip file, the third parameter: execution succeeds to 0.

3.

exec"zip./exl_file/wow.zip./exl_file/wow_1.txt./exl_file/wow_2.txt./exl_file/wow_3.txt", $outputs, $RC);if($RC! =0){foreach($outputs as$ko =$vo) {echo"$vo <br/>";}}Else{$zipfile='./exl_file/wow.zip';//Delete related files after file download and output}} 

PHP compression command for Linux tuning