set_time_limit system exec shell_exec passthru proc_open proc_close proc_get_status checkdnsrr getmxrr getservbyname getservbyport syslog popen show_source highlight_file posix_ctermid posix_get_last_error posix_getcwd posix_getegid posix_geteuid posix_getgid posix_getgrgid posix_getgrnam posix_getgroups posix_getlogin posix_getpgid posix_getpgrp posix_getpid posix_getppid posix_getpwnam posix_getpwuid posix_getrlimit posix_getsid posix_getuid posix_isatty posix_kill posix_mkfifo posix_setegid posix_seteuid posix_setgid posix_setpgid posix_setsid posix_setuid posix_strerror posix_times posix_ttyname posix_uname dl socket_listen socket_create socket_bind socket_accept socket_connect stream_socket_server stream_socket_accept stream_socket_client ftp_connect ftp_login ftp_pasv ftp_get zlib.compress gzopen gzpassthru gzcompress 数据挖掘实验室
