michael@0: function Day( t ) {}
michael@0: function WeekDay( t ) {
michael@0:   var weekday = (Day(t)+4) % 7;
michael@0:   return( weekday < 0 ? 7 + weekday : weekday );
michael@0: }
michael@0: var expect = 'No Error';
michael@0: for (var i = 0; i < 50; i++) {
michael@0:     var [] = expect ? WeekDay( i.a ) : true, uneval;
michael@0: }