Tells whether the mode allows a setting to hold a value: true for a row with no onlyWhile marker, for the row's default, and wherever the marker's predicate answers true.
onlyWhile
A list is judged element by element against onlyWhileValues.
onlyWhileValues
the setting
the value
true when allowed
Tells whether the mode allows a setting to hold a value: true for a row with no
onlyWhilemarker, for the row's default, and wherever the marker's predicate answers true.A list is judged element by element against
onlyWhileValues.