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--TEST-- Test array_sum() function : usage variations - array with different float values --FILE-- <?php /* Prototype : mixed array_sum(array $input) * Description: Returns the sum of the array entries * Source code: ext/standard/array.c */ /* * sum of array containing different float values */ echo "*** Testing array_sum() : array with different float values ***\n"; // Simple float array $float_input = array( 1.1, 2.3, 0.0, 0.5, -2.3, -0.8, .5); echo "-- simple float array --\n"; var_dump( array_sum($float_input) ); // float array with scientific notations $float_input = array( 1.2e2, 23.4e3, -4.1e2, 0.2e2, 2.1e-2, .5e3); echo "-- float array with scientific notations e and E --\n"; var_dump( array_sum($float_input) ); $float_input = array( 1.2E2, 23.4E3, -4.1E2, 0.2E2, 2.1E-2, .5E3); var_dump( array_sum($float_input) ); // Mixed float array $float_input = array( 1.2, 0.5 -5.8, 6.334, -0.65, 1.2e3, -2.3e2, 5.56E3, -3.82E-2 ); echo "-- Mixed float array --\n"; var_dump( array_sum($float_input) ); echo "Done" ?> --EXPECTF-- *** Testing array_sum() : array with different float values *** -- simple float array -- float(1.3) -- float array with scientific notations e and E -- float(23630.021) float(23630.021) -- Mixed float array -- float(6531.5458) Done