Description Usage Arguments Details Value Author(s)
Check whether the first object is present in the second one.
1 |
el |
element to look for |
ou |
place where to look for it |
The function isPresent
is generic.
Returns a logical value telling whether the first object is present in the second one or not.
Jens Henrik Badsberg, Claus Dethlefsen, Luca La Rocca
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