Unlock the Secrets of PHP Passthru A Comprehensive Tutorial

... PHP script is to use the passthru() function: passthru(string $command[, int ... herong$ php -a Interactive shell php > passthru("whoami"); herong php ... escapeshellarg — Escape a string to be used as a shell argument · escapeshellcmd — Escape shell metacharacters · exec — Execute an external program · passthru — ... See Also ¶ · exec() - Execute an external program · passthru() - Execute an external program and display raw output · popen() - Opens process file pointer ... passthru() executes a command and sends the output directly back to the browser as binary data. This function should be used when the server generates binary ... I'm having problems getting the following passthru statement to work. It works fine with the just the grep command. Help!!!! \n"; exec() executes the given command. Parameters ¶ Return Values ¶ The last line from the result of the command. All 3 PHP functions: exec(), system() and passthru() executes an external command, but the differences are: Enabling PHP functions, which are disabled by default: system, exec ... system, exec, shell_exec, passthru, mysql_list_dbs, ini_alter, dl, symlink ... Are the processes you're running sudo'ed as another user? Did you do anything special to give apache's user permissions to execute the processes ... passthru() is a very useful tool for debugging php over the command line. This function will pass the raw output along and display error ...