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- Performs conditional processing in batch.
-
- IF [NOT] {string1==string2 | EXIST filename | EXISTDIR name} {command | prog}
-
- NOT negates the condition.
- string1, string2 can contain replaceable parameters and global variables.
- EXIST filename is true if the specified file exists. 'filename' can be
- wildcarded and preceded by a volume and path spec. If
- 'filename' identifies a directory, the condition is not
- satisfied.
- EXISTDIR name is true if the specified directory exists. 'name' can be
- preceded by a volume and path spec. If 'name' identifies a
- file, the condition is not satisfied.
- command is the command to be executed if the condition is satisfied.
- prog identifies the program to be executed if the condition is
- satisfied.
-