%or% {rex} | R Documentation |
The special binary function %or%
can be used to specify a set
of optional matches.
x %or% y
or(...)
x |
A string. |
y |
A string. |
... |
|
Other rex:
capture()
,
character_class()
,
counts
,
group()
,
lookarounds
,
not()
,
rex()
,
shortcuts
,
wildcards