PHP Exec vs Passthru A Comprehensive Guide to Shell Integration

All 3 PHP functions: exec(), system() and passthru() executes an external command, but the differences are: exec(): returns the last line of ... so first big difference between passthru() vs exec() and system() is that passthru() is pass output from the command passed directly back to ... Top 82 PHP Interview Questions. php if(exec('echo EXEC') == 'EXEC'){ exec("C:\Program Files\TextPad 7\TextPad ... http://stackoverflow.com/questions/732832/php-exec-vs-system-vs-passthru If you need to execute a command and have all the data from the command passed directly back without any interference, use the passthru() function. Returns ... The shell command you're trying to execute will run with the permissions of the process running the PHP binary ( I.e. apache , etc. PHP exec()、system() 和passthru() 函数都可以用于执行外部程序和系统命令。它们的主要区别在于如何处理命令的输出。在选择哪个函数时，需要根据具体的应用场景和需求来 ... php system(start batFile.bat); ?> Thanks! Hiji. try passthru() gives more info & seem's better at handling such things. Interesting. So, the differences between the fork+exec from PHP-CLI and PHP-Apache might be: 1. Higher memory footprint for Apache+PHP which ... The shell_exec() function is an inbuilt function in PHP that is used to execute the commands via shell and return the complete output as a ...