<?php // settlement, maturity, price, redemption, basis, result return [ [ 0.052420213, '2007-01-25', '2007-06-15', 97.974999999999994, 100, 1, ], [ 0.01, '2010-04-01', '2015-03-31', 95, 100, ], [ '#NUM!', '2010-04-01', '2015-03-31', 0, 100, ], [ '#VALUE!', '2010-04-01', '2015-03-31', 'ABC', 100, ], [ '#VALUE!', 'Invalid Date', '2007-06-15', 97.974999999999994, 100, 1, ], ];