Pattern
/(?:\*|(?:\d+(?:-\d+)?(?:,\d+(?:-\d+)?)*)|\*\/\d+)(?:\s+(?:\*|(?:\d+(?:-\d+)?(?:,\d+(?:-\d+)?)*)|\*\/\d+)){4}/Sample text
0 9 * * 1-5 */15 * * * * not cronTest this pattern in the editor
Cron expression
Five-field cron lines (minute … weekday).
Related patterns
ISO date-time
ISO-8601 timestamps with optional timezone.
24-hour time
Match HH:MM or HH:MM:SS clock times.
Semantic versions
MAJOR.MINOR.PATCH with optional pre-release.
Git short SHA
7–40 hex characters typical of git commits.
Unix absolute paths
Absolute POSIX-style filesystem paths.
Windows paths
Drive-letter paths with backslashes.