--TEST-- Test expm1() - Error conditions --FILE-- <?php /* Prototype : float expm1 ( float $arg ) * Description: Returns exp(number) - 1, computed in a way that is accurate even * when the value of number is close to zero. * Source code: ext/standard/math.c */ echo "*** Testing expm1() : error conditions ***\n"; echo "\n-- Testing expm1() function with less than expected no. of arguments --\n"; expm1(); echo "\n-- Testing expm1() function with more than expected no. of arguments --\n"; expm1(23,true); ?> ===Done=== --EXPECTF-- *** Testing expm1() : error conditions *** -- Testing expm1() function with less than expected no. of arguments -- Warning: expm1() expects exactly 1 parameter, 0 given in %s on line %d -- Testing expm1() function with more than expected no. of arguments -- Warning: expm1() expects exactly 1 parameter, 2 given in %s on line %d ===Done===