shortcutting-or: Evaluate the first argument; if null, evaluate and return the...
In crowding/vadr: Macros, metaprogramming, and pleasant programming idioms.
Description
Usage
Arguments
Value
Author(s)
Description
Evaluate the first argument; if null, evaluate and return the
second argument.
Usage
1
a %||% b
Arguments
a
The first argument to evaluate.
b
The second argument to evaluate. Only evaluated if A evaluates to
NULL.
Value
the value of a if not null, else b
Author(s)
Peter Meilstrup
crowding/vadr documentation built on May 14, 2019, 11:33 a.m.
R Package Documentation
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Description Usage Arguments Value Author(s)
Description
Evaluate the first argument; if null, evaluate and return the second argument.
Usage
1 | a %||% b
|
Arguments
a |
The first argument to evaluate. |
b |
The second argument to evaluate. Only evaluated if A evaluates to NULL. |
Value
the value of a if not null, else b
Author(s)
Peter Meilstrup
R Package Documentation
Browse R Packages
We want your feedback!
Note that we can't provide technical support on individual packages. You should contact the package authors for that.
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