Program Execution Functions
소개
Those functions provide means to execute commands on the system itself, and means to secure such commands.
요구 조건
이 확장을 빌드할 때 외부 라이브러리가 필요하지 않습니다.
설치
이 함수들은 설치하지 않아도 사용할 수 있습니다; PHP 코어의 일부입니다.
실행시 설정
이 확장은 php.ini 설정이 존재하지 않습니다.
자원형
This extension defines a process resource, returned by proc_open().
예약 상수
이 확장은 상수를 정의하지 않습니다.
주의
Warning
Open files with lock (especially open sessions) should be closed before executing a program in the background.
참고
These functions are also closely related to the backtick operator. Also, while in 안전 모드 you must consider the safe_mode_exec_dir directive.
Table of Contents
- 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