Mastering Passthru Return Values for Effective PHP Scripting

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Run a command in php and get standard output (stdout), standard error (stderr), and the return code / return value. Similarly, if you pass a second parameter to passthru() , it will be filled with the return value of the command. For example: exec("dir", $output, $return); ... The function has no return value, so $result = NULL . We could add a return statement to the function if we wanted to, and that value would be ... 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 ... I wanted to pass parameters to perl script from php and also return value from perl script to php. ... Specifically, the system, exec, and ... ... value="" size="100"> method:

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