View source: R/valueRangeExpression.R
vreIsSingleValue | R Documentation |
vreIsSingleValue
is a utility function that returns 'TRUE' if the
specified value range expression is either numeric, a number expressed as
text or an expression of the form "v=" or "v==".
vreIsSingleValue(vre)
vre |
The value range expression to examine. |
'TRUE' if vre is a single value, 'FALSE' otherwise.
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