LXXXIII. Program Execution functions

介紹

Those functions provides means to executes commands on the system itself, and means secure such commands.

需求

建立這個延伸不需要任何外部程式庫。

安裝

這些函數是PHP核心的一部分,不需要安裝就可使用。

執行時期組態

php.ini中沒有定義此延伸的組態指令。

資源類型

這個延伸沒有定義任何資源。

預先定義常數

這個延伸沒有定義任何常數。

參考

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

內容目錄
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_open --  Execute a command and open file pointers for input/output
shell_exec --  Execute command via shell and return complete output as string
system -- Execute an external program and display output