PHP Exec vs Passthru Mastering Shell Execution with Ease

Top 82 PHP Interview Questions. so first big difference between passthru() vs exec() and system() is that passthru() is pass output from the command passed directly back to ... All 3 PHP functions: exec(), system() and passthru() executes an external command, but the differences are: exec(): returns the last line of ... 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() The difference between the PHP shell exec and passthru() function is that the passthru() function deals with the binary data returned by the given command ... 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 exec(), system(), and passthru() functions are all used to execute external programs in PHP. php command exec. 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 shell_exec() vs exec() With exec(), you can pass an optional param variable which will receive an array of output lines. 与exec() 类似, 唯一不同的是, 命令的所有输出返回内容都不再导入到PHP 环境, 而是直接作为输出内容, 返回到浏览器的输出上, 等效是把所有返回内容直接 ...