Regex: ?time?
...
Regex: |time|
...
Regex: ~time~
...
Regex: !time!
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You must add the m prefix unless you use the slash; it works the same way it does on Perl:

String: fred same joe time
Regex: m?time?

Result: fred same joe time
Matched: Yes

String: fred same joe time
Regex: m~time~

Result: fred same joe time
Matched: Yes

String: fred same joe time
Regex: m|time|

Result: fred same joe time
Matched: Yes

String: fred same joe time
Regex: m!time!

Result: fred same joe time
Matched: Yes
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