| Format | getenv(+STR,-ENV) | ||||||
|---|---|---|---|---|---|---|---|
| Arguments |
| ||||||
| Deprecated | use 'environ/2' | ||||||
| Return content of enviroment variable STR. | |||||||
| Format | environ(+STR,-ENV) | ||||||
|---|---|---|---|---|---|---|---|
| Arguments |
| ||||||
| Return content of enviroment variable STR. | |||||||
| Format | getdate(-$DATE) | |||
|---|---|---|---|---|
| Arguments |
| |||
| Deprecated | use 'now/1' | |||
| You can get the current date with this predicate. | ||||
| Format | now(-$DATE) | |||
|---|---|---|---|---|
| Arguments |
| |||
| You can get the current date with this predicate. | ||||
| Format | system(+COMMAND) | |||
|---|---|---|---|---|
| Arguments |
| |||
| Execute external command | ||||