Unlocking Return Codes with PHP Passthru A Comprehensive Guide

If you really must use user data as input to your program calls, pass it through the special function escapeshellcmd() first—it takes your input, and returns it ... passthru — Execute an external program and display raw output; proc_close — Close a process opened by proc_open and return the exit code of that process ... Tried this, again got an empty array and error code 126, 'command not executable', i'm suspecting this is some rights issue. file my_file.pdf may not be valid. The [, array output [ is returned from the executable file. The file is a verisign file for Payflow Pro, the array output is telling me it ...