PCMAddToListAttribute.RdAdd a value to a list-valued attribute of a member or members matching a pattern
PCMAddToListAttribute( name, value, object, member = "", enclos = "?", spec = TRUE, inplace = TRUE, ... )
| name | a character string denoting the attribute name. |
|---|---|
| value | the value for the attribute. |
| object | a PCM or a list object. |
| member | a member expression. Member expressions are character strings denoting named elements in a list object (see examples). Default: "". |
| enclos | a character string containing the special symbol '?'. This symbol is to be replaced by matching expressions. The result of this substitution can be anything but, usually would be a valid R expression. Default: "?". |
| spec | a logical (TRUE by default) indicating if the attribute should also be set in the corresponding member of the spec attribute (this is for PCM objects only). |
| inplace | logical (TRUE by default) indicating if the attribute should be set to the object in the current environment, or a modified object should be returned. |
| ... | additional arguments passed to |
if inplace is TRUE no value is returned. Otherwise, a
modified version of object is returned.