One-off Global Variables
Defines a function that allow to get/assign a global variable whose value is ensured to be reset after each access.
oneoffVariable(default = NULL)
default |
default value to which the global variable is reset after each
access. Default is |
a function with one argument (value) that provides get/set access
to a global variable.
If called with a value, it assigns this value to the global variable.
If called with no argument, it returns the current value of the global variable and
reset it to its default value – as defined at its creation.
x <- oneoffVariable(0) # returns default value x() # assign a value x(3) # get the value x() # second call returns default value again x()
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