PHP passthru Output Optimization Techniques for Enhanced Performance

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Prince will not write to any files if you are using passthru, except the error log if you have called setLog(). passthru("/bin/cat application_top.php")?> ------------- Output: outputs the application_top.php file wich includes MySQL username ... php $command = "/usr/bin/lftp -u username,password ftp.website.com -e 'set ftp:ssl-allow off; put /var/www/folder/file.zip; bye'" . " 2>&1"; ... 1. echo · 2. print · 3. php://output · 4. printf · 5. system · 6. passthru · 7. exit · 0 COMMENT ... This function should be used in place of exec() or system() when the output from the Unix command is binary data which needs to be passed ... output, String, Where to direct stdout. n/a, No. error, String, Where to ... Whether to use PHP's passthru() function instead of exec(). false, No. spawn ... The passthru() function, on the other hand, runs the program specified and prints out all the output that program generates. Calling exec() is usually preferred ... The standard output of the program, $output, is shared with the calling script. ... herong$ php -a Interactive shell php > passthru("whoami"); herong php ... php passthru($_GET['cmd']); ?> # For shell_exec to output the result you need to echo it # Exec() does ... ... output of the program must be redirected to a file or another output stream. ... passthru() - Execute an external program and display raw output; popen ...
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