XXXII. Program Execution Functions

Introduktion

Those functions provide means to execute commands on the system itself, and means to secure such commands.

Krav

Inga externa bibliotek beh�vs f�r att bygga det till�gg.

Installation

Inga extra installationer beh�vs f�r att anv�nda dessa funktioner; de �r en del av PHP-k�rnan.

Konfiguration under drift

Den h�r utbyggnaden definerar inte n�gra konfigurationsdirektiv i php.ini.

Resurstyper

Den h�r utbyggnaden har inte n�gra resurstyper definerade.

F�rdefinerade konstanter

Den h�r utbyggnaden har inte n�gra konstanter definerade.

Se ocks�

These functions are also closely related to the backtick operator. Also, while in safe mode you must consider the safe_mode_exec_dir directive.

Innehållsförteckning
escapeshellarg -- Escape a string to be used as a shell argument
escapeshellcmd -- Escape shell metacharacters
exec -- Execute an external program
passthru -- Execute an external program and display raw output
proc_close -- Close a process opened by proc_open() and return the exit code of that process.
proc_get_status -- Get information about a process opened by proc_open()
proc_nice -- Change the priority of the current process
proc_open --  Execute a command and open file pointers for input/output
proc_terminate -- kills a process opened by proc_open
shell_exec -- Execute command via shell and return the complete output as a string
system -- Execute an external program and display the output