extractDollarExpressions: Extracting a dollar expression
Description
Extracts the expression containing a dollar symbol.
Usage
extractDollarExpressions(EXPR)
Arguments
EXPR
an R expression
Value
expr and the dollar expression itself in dollarExpr.
Details
extractDollarExpressions extracts the expression containing a dollar symbol. Furthermore it provides an alias for it. This function is meant for internal use in gmReadInternal, when dollar expressions occur in bracket terms.