PHP Execution Simplified A Comprehensive Guide to exec and passthru

You could also try using exec alternatives such as system(), passthru(), shell_exec(), popen(),.. if you are dead set on executing from php. The exec(), system(), and passthru() functions are all used to execute external programs in PHP. php command exec. escapeshellarg — Escape a string to be used as a shell argument · escapeshellcmd — Escape shell metacharacters · exec — Execute an external program · passthru — ... shell_exec() , exec() , passthru() and system() are more or less just variations on a theme. What specific problem are you experiencing? You can search for disable_functions and if exec is listed it means it is disabled. To enable it just remove the exec from the line and then you ... php system(start batFile.bat); ?> Thanks! Hiji. try passthru() gives more info & seem's better at handling such things. Interesting. So, the differences between the fork+exec from PHP-CLI and PHP-Apache might be: 1. Higher memory footprint for Apache+PHP which ... exec() accepts command as input and returns the last line from the result of the command. · passthru() executes a command and passes the raw ... The shell command you're trying to execute will run with the permissions of the process running the PHP binary ( I.e. apache , etc. Though the passthru() function is similar to the exec() or system() function in that it executes a command, it should be used in their place when the output ...