Unleashing the Potential of Passthru A Guide to Return Value Mastery

@uicreative Use shell_exec instead. It returns the output. Copy $output = shell_exec('your command');. Whilst I can do exec, system, passthru etc in PHP to get the output of various commands (such as ping, ipconfig etc), when I try to execute the ... If exec() encounters a return value that is not 0 (which some programs give on help messages, since the program did not technically run), it ... The passthru() function is similar to the exec() function in that it executes a command . This function should be used in place of exec() or system() when the ... ""; echo "Return Value: $retval"; die; ?> tylo January 16, 2012, 6:09am 2. Incase anyone else runs into this problem, I was able to ... In this way, you can see the value of exec returned to OS. In linux, the returned value is of the unsigned type and returns a positive value. I wanted to pass parameters to perl script from php and also return value from perl script to php. ... Specifically, the system, exec, and ... php") works the same as php -f example.php on the command line. This means you can pass arguments to by putting a space between the file name ... The optional output parameter is used to return the output of the command to the script. Many commands and programs use their return value to indicate whether ... Hey, I posted the "If you are not getting any returned values" post a while ago, I thought of more options: You can use the exec() function, it ...