Unlocking the Secrets of PHP Passthru Output Redirection Strategies

It runs the external program specified in the first parameter and prints out all the output it generates. Also, it sends the raw output from ... exec will only return the last line of output, but if you connect you will see something, otherwise not. Last edited by astrogeek; 09-05-2014 at ... 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() I have a setup whereby a batch file runs on a task to extract and store the output of a Windows command (quser), which PHP then picks up via ... passthru directly display output and return void. – Kevin Labécot. Commented Jun 18, 2014 at 7:30. Add a comment |. This answer is useful. 0. ... passthru() $return = ""; $output = ""; ob_start(); passthru($cmd, $return); ... // ob_start() will turn on output buffering to collect all output from. 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() ... output of that program is redirected to a file or some other output stream or else PHP will hang until the execution of the program ends. See also system ... php passthru("ls", $return_val); echo "Exit code of $return_val\n"; ?> Related examples in the same category. 1. Using passthru() to Output Binary Data. 2 ... The output is just text, not an HTML document so if using a web ... An alternative is to use passthru() which will also send binary ...