## Name geteuid, getegid - get effective user / group id ## Synopsis ```**c++ #include <unistd.h> uid_t geteuid(void); gid_t getegid(void); ``` ## Description Returns the effective user or group id. ## See also - [`setuid_overview`(7)](help://man/7/setuid_overview) - [`getuid`(2) / `getgid`(2)](help://man/2/getuid) - [`getresuid`(2) / `getresgid`(2)](help://man/2/getresuid) - [`seteuid`(2) / `setegid`(2)](help://man/2/seteuid) - [`setuid`(2) / `setgid`(2)](help://man/2/setuid) - [`setresuid`(2) / `setresgid`(2)](help://man/2/setresuid)