isValid |
boolean – TRUE if no errors were found, FALSE otherwise.
isValid contains a set of attributes, these are:
- isNumeric - TRUE if data is numeric, false otherwise
- isInfinite - TRUE if data contains 'Inf' values, false otherwise
- isNaN - TRUE if data contains 'NaN' values, false otherwise
- isMatrix - TRUE if the data is in matrix format, FALSE otherwise
- naRows - TRUE if data contains rows in which all elements are 'NA',
FALSE otherwise
- naCols - TRUE if data contains columns in which all elements are 'NA',
FALSE otherwise
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