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ggloop (version 0.1.0)
is.op: Determine if an input uses an arithmetical operator (
/
,
+
,
-
,
*
,
^
).
Description
Matches the arugment the
ops
string using
grep
. Any matches are subsequently noted and the unique list is returned.
Usage
is.op(lst)
Arguments
lst
A list object to be tested.