PHP I/O Techniques Explained A Comprehensive Guide to exec and passthru

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 ... so first big difference between passthru() vs exec() and system() is that passthru() is pass output from the command passed directly back to ... 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() They differ in how they handle the output of the program: exec() executes the command and returns the last line of output as a string, or FALSE on error. They have slightly different purposes. exec() is for calling a system command, and perhaps dealing with the output yourself. system() is for ... escapeshellarg — Escape a string to be used as a shell argument · escapeshellcmd — Escape shell metacharacters · exec — Execute an external program · passthru — ... exec() is for calling a system command, and perhaps dealing with the ... passthru() is for executing a system command which you wish ... My php.ini doesn't block exec() or shell_exec(), but yet the shell command from php doesn't execute. It works only from the terminal. exec() accepts command as input and returns the last line from the result of the command. · passthru() executes a command and passes the raw ...