반응형
( EXPRESSION ) | EXPRESSION is true |
! EXPRESSION | EXPRESSION is false |
EXPRESSION1 -a EXPRESSION2 | both EXPRESSION1 and EXPRESSION2 are true |
EXPRESSION1 -o EXPRESSION2 | either EXPRESSION1 or EXPRESSION2 is true |
-n STRING | the length of STRING is nonzero |
STRING | equivalent to -n STRING |
-z STRING | the length of STRING is zero |
STRING1 = STRING2 | the strings are equal |
STRING1 != STRING2 | the strings are not equal |
INTEGER1 -eq INTEGER2 | INTEGER1 is equal to INTEGER2 |
INTEGER1 -ge INTEGER2 | INTEGER1 is greater than or equal to INTEGER2 |
INTEGER1 -gt INTEGER2 | INTEGER1 is greater than INTEGER2 |
INTEGER1 -le INTEGER2 | INTEGER1 is less than or equal to INTEGER2 |
INTEGER1 -lt INTEGER2 | INTEGER1 is less than INTEGER2 |
INTEGER1 -ne INTEGER2 | INTEGER1 is not equal to INTEGER2 |
FILE1 -ef FILE2 | FILE1 and FILE2 have the same device and inode numbers |
FILE1 -nt FILE2 | FILE1 is newer (modification date) than FILE2 |
FILE1 -ot FILE2 | FILE1 is older than FILE2 |
-b FILE | FILE exists and is block special |
-c FILE | FILE exists and is character special |
-d FILE | FILE exists and is a directory |
-e FILE | FILE exists |
-f FILE | FILE exists and is a regular file |
-g FILE | FILE exists and is set-group-ID |
-G FILE | FILE exists and is owned by the effective group ID |
-h FILE | FILE exists and is a symbolic link (same as -L) |
-k FILE | FILE exists and has its sticky bit set |
-L FILE | FILE exists and is a symbolic link (same as -h) |
-O FILE | FILE exists and is owned by the effective user ID |
-p FILE | FILE exists and is a named pipe |
-r FILE | FILE exists and read permission is granted |
-s FILE | FILE exists and has a size greater than zero |
-S FILE | FILE exists and is a socket |
-t FD | file descriptor FD is opened on a terminal |
-u FILE | FILE exists and its set-user-ID bit is set |
-w FILE | FILE exists and write permission is granted |
-x FILE | FILE exists and execute (or search) permission is granted |
[참고]: http://www.computerhope.com/unix/test.htm
반응형
'Linux > Shell Script' 카테고리의 다른 글
expect - programmed dialogue with interactive programs (3) | 2018.04.27 |
---|---|
[script] portscan (0) | 2018.03.09 |