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--TEST-- Test sprintf() function : usage variations - float formats with float values --FILE-- <?php /* Prototype : string sprintf(string $format [, mixed $arg1 [, mixed ...]]) * Description: Return a formatted string * Source code: ext/standard/formatted_print.c */ echo "*** Testing sprintf() : float formats with float values ***\n"; // array of float type values $float_values = array ( -2147483649, // float value 2147483648, // float value -0x80000001, // float value, beyond max negative int 0x800000001, // float value, beyond max positive int 020000000001, // float value, beyond max positive int -020000000001, // float value, beyond max negative int 0.0, -0.1, 10.0000000000000000005, 10.5e+5, 1e5, -1e5, 1e-5, -1e-5, 1e+5, -1e+5, 1E5, -1E5, 1E+5, -1E+5, 1E-5, -1E-5, .5e+7, -.5e+7, .6e-19, -.6e-19, .05E+44, -.05E+44, .0034E-30, -.0034E-30 ); // various float formats $float_formats = array( "%f", "%hf", "%lf", "%Lf", " %f", "%f ", "\t%f", "\n%f", "%4f", "%30f", "%[0-9]", "%*f", ); $count = 1; foreach($float_values as $float_value) { echo "\n-- Iteration $count --\n"; foreach($float_formats as $format) { var_dump( sprintf($format, $float_value) ); } $count++; }; echo "Done"; ?> --EXPECTF-- *** Testing sprintf() : float formats with float values *** -- Iteration 1 -- string(18) "-2147483649.000000" string(1) "f" string(18) "-2147483649.000000" string(1) "f" string(19) " -2147483649.000000" string(19) "-2147483649.000000 " string(19) " -2147483649.000000" string(19) " -2147483649.000000" string(18) "-2147483649.000000" string(30) " -2147483649.000000" string(4) "0-9]" string(1) "f" -- Iteration 2 -- string(17) "2147483648.000000" string(1) "f" string(17) "2147483648.000000" string(1) "f" string(18) " 2147483648.000000" string(18) "2147483648.000000 " string(18) " 2147483648.000000" string(18) " 2147483648.000000" string(17) "2147483648.000000" string(30) " 2147483648.000000" string(4) "0-9]" string(1) "f" -- Iteration 3 -- string(18) "-2147483649.000000" string(1) "f" string(18) "-2147483649.000000" string(1) "f" string(19) " -2147483649.000000" string(19) "-2147483649.000000 " string(19) " -2147483649.000000" string(19) " -2147483649.000000" string(18) "-2147483649.000000" string(30) " -2147483649.000000" string(4) "0-9]" string(1) "f" -- Iteration 4 -- string(18) "34359738369.000000" string(1) "f" string(18) "34359738369.000000" string(1) "f" string(19) " 34359738369.000000" string(19) "34359738369.000000 " string(19) " 34359738369.000000" string(19) " 34359738369.000000" string(18) "34359738369.000000" string(30) " 34359738369.000000" string(4) "0-9]" string(1) "f" -- Iteration 5 -- string(17) "2147483649.000000" string(1) "f" string(17) "2147483649.000000" string(1) "f" string(18) " 2147483649.000000" string(18) "2147483649.000000 " string(18) " 2147483649.000000" string(18) " 2147483649.000000" string(17) "2147483649.000000" string(30) " 2147483649.000000" string(4) "0-9]" string(1) "f" -- Iteration 6 -- string(18) "-2147483649.000000" string(1) "f" string(18) "-2147483649.000000" string(1) "f" string(19) " -2147483649.000000" string(19) "-2147483649.000000 " string(19) " -2147483649.000000" string(19) " -2147483649.000000" string(18) "-2147483649.000000" string(30) " -2147483649.000000" string(4) "0-9]" string(1) "f" -- Iteration 7 -- string(8) "0.000000" string(1) "f" string(8) "0.000000" string(1) "f" string(9) " 0.000000" string(9) "0.000000 " string(9) " 0.000000" string(9) " 0.000000" string(8) "0.000000" string(30) " 0.000000" string(4) "0-9]" string(1) "f" -- Iteration 8 -- string(9) "-0.100000" string(1) "f" string(9) "-0.100000" string(1) "f" string(10) " -0.100000" string(10) "-0.100000 " string(10) " -0.100000" string(10) " -0.100000" string(9) "-0.100000" string(30) " -0.100000" string(4) "0-9]" string(1) "f" -- Iteration 9 -- string(9) "10.000000" string(1) "f" string(9) "10.000000" string(1) "f" string(10) " 10.000000" string(10) "10.000000 " string(10) " 10.000000" string(10) " 10.000000" string(9) "10.000000" string(30) " 10.000000" string(4) "0-9]" string(1) "f" -- Iteration 10 -- string(14) "1050000.000000" string(1) "f" string(14) "1050000.000000" string(1) "f" string(15) " 1050000.000000" string(15) "1050000.000000 " string(15) " 1050000.000000" string(15) " 1050000.000000" string(14) "1050000.000000" string(30) " 1050000.000000" string(4) "0-9]" string(1) "f" -- Iteration 11 -- string(13) "100000.000000" string(1) "f" string(13) "100000.000000" string(1) "f" string(14) " 100000.000000" string(14) "100000.000000 " string(14) " 100000.000000" string(14) " 100000.000000" string(13) "100000.000000" string(30) " 100000.000000" string(4) "0-9]" string(1) "f" -- Iteration 12 -- string(14) "-100000.000000" string(1) "f" string(14) "-100000.000000" string(1) "f" string(15) " -100000.000000" string(15) "-100000.000000 " string(15) " -100000.000000" string(15) " -100000.000000" string(14) "-100000.000000" string(30) " -100000.000000" string(4) "0-9]" string(1) "f" -- Iteration 13 -- string(8) "0.000010" string(1) "f" string(8) "0.000010" string(1) "f" string(9) " 0.000010" string(9) "0.000010 " string(9) " 0.000010" string(9) " 0.000010" string(8) "0.000010" string(30) " 0.000010" string(4) "0-9]" string(1) "f" -- Iteration 14 -- string(9) "-0.000010" string(1) "f" string(9) "-0.000010" string(1) "f" string(10) " -0.000010" string(10) "-0.000010 " string(10) " -0.000010" string(10) " -0.000010" string(9) "-0.000010" string(30) " -0.000010" string(4) "0-9]" string(1) "f" -- Iteration 15 -- string(13) "100000.000000" string(1) "f" string(13) "100000.000000" string(1) "f" string(14) " 100000.000000" string(14) "100000.000000 " string(14) " 100000.000000" string(14) " 100000.000000" string(13) "100000.000000" string(30) " 100000.000000" string(4) "0-9]" string(1) "f" -- Iteration 16 -- string(14) "-100000.000000" string(1) "f" string(14) "-100000.000000" string(1) "f" string(15) " -100000.000000" string(15) "-100000.000000 " string(15) " -100000.000000" string(15) " -100000.000000" string(14) "-100000.000000" string(30) " -100000.000000" string(4) "0-9]" string(1) "f" -- Iteration 17 -- string(13) "100000.000000" string(1) "f" string(13) "100000.000000" string(1) "f" string(14) " 100000.000000" string(14) "100000.000000 " string(14) " 100000.000000" string(14) " 100000.000000" string(13) "100000.000000" string(30) " 100000.000000" string(4) "0-9]" string(1) "f" -- Iteration 18 -- string(14) "-100000.000000" string(1) "f" string(14) "-100000.000000" string(1) "f" string(15) " -100000.000000" string(15) "-100000.000000 " string(15) " -100000.000000" string(15) " -100000.000000" string(14) "-100000.000000" string(30) " -100000.000000" string(4) "0-9]" string(1) "f" -- Iteration 19 -- string(13) "100000.000000" string(1) "f" string(13) "100000.000000" string(1) "f" string(14) " 100000.000000" string(14) "100000.000000 " string(14) " 100000.000000" string(14) " 100000.000000" string(13) "100000.000000" string(30) " 100000.000000" string(4) "0-9]" string(1) "f" -- Iteration 20 -- string(14) "-100000.000000" string(1) "f" string(14) "-100000.000000" string(1) "f" string(15) " -100000.000000" string(15) "-100000.000000 " string(15) " -100000.000000" string(15) " -100000.000000" string(14) "-100000.000000" string(30) " -100000.000000" string(4) "0-9]" string(1) "f" -- Iteration 21 -- string(8) "0.000010" string(1) "f" string(8) "0.000010" string(1) "f" string(9) " 0.000010" string(9) "0.000010 " string(9) " 0.000010" string(9) " 0.000010" string(8) "0.000010" string(30) " 0.000010" string(4) "0-9]" string(1) "f" -- Iteration 22 -- string(9) "-0.000010" string(1) "f" string(9) "-0.000010" string(1) "f" string(10) " -0.000010" string(10) "-0.000010 " string(10) " -0.000010" string(10) " -0.000010" string(9) "-0.000010" string(30) " -0.000010" string(4) "0-9]" string(1) "f" -- Iteration 23 -- string(14) "5000000.000000" string(1) "f" string(14) "5000000.000000" string(1) "f" string(15) " 5000000.000000" string(15) "5000000.000000 " string(15) " 5000000.000000" string(15) " 5000000.000000" string(14) "5000000.000000" string(30) " 5000000.000000" string(4) "0-9]" string(1) "f" -- Iteration 24 -- string(15) "-5000000.000000" string(1) "f" string(15) "-5000000.000000" string(1) "f" string(16) " -5000000.000000" string(16) "-5000000.000000 " string(16) " -5000000.000000" string(16) " -5000000.000000" string(15) "-5000000.000000" string(30) " -5000000.000000" string(4) "0-9]" string(1) "f" -- Iteration 25 -- string(8) "0.000000" string(1) "f" string(8) "0.000000" string(1) "f" string(9) " 0.000000" string(9) "0.000000 " string(9) " 0.000000" string(9) " 0.000000" string(8) "0.000000" string(30) " 0.000000" string(4) "0-9]" string(1) "f" -- Iteration 26 -- string(9) "-0.000000" string(1) "f" string(9) "-0.000000" string(1) "f" string(10) " -0.000000" string(10) "-0.000000 " string(10) " -0.000000" string(10) " -0.000000" string(9) "-0.000000" string(30) " -0.000000" string(4) "0-9]" string(1) "f" -- Iteration 27 -- string(50) "5000000000000000069686058479707049565356032.000000" string(1) "f" string(50) "5000000000000000069686058479707049565356032.000000" string(1) "f" string(51) " 5000000000000000069686058479707049565356032.000000" string(51) "5000000000000000069686058479707049565356032.000000 " string(51) " 5000000000000000069686058479707049565356032.000000" string(51) " 5000000000000000069686058479707049565356032.000000" string(50) "5000000000000000069686058479707049565356032.000000" string(50) "5000000000000000069686058479707049565356032.000000" string(4) "0-9]" string(1) "f" -- Iteration 28 -- string(51) "-5000000000000000069686058479707049565356032.000000" string(1) "f" string(51) "-5000000000000000069686058479707049565356032.000000" string(1) "f" string(52) " -5000000000000000069686058479707049565356032.000000" string(52) "-5000000000000000069686058479707049565356032.000000 " string(52) " -5000000000000000069686058479707049565356032.000000" string(52) " -5000000000000000069686058479707049565356032.000000" string(51) "-5000000000000000069686058479707049565356032.000000" string(51) "-5000000000000000069686058479707049565356032.000000" string(4) "0-9]" string(1) "f" -- Iteration 29 -- string(8) "0.000000" string(1) "f" string(8) "0.000000" string(1) "f" string(9) " 0.000000" string(9) "0.000000 " string(9) " 0.000000" string(9) " 0.000000" string(8) "0.000000" string(30) " 0.000000" string(4) "0-9]" string(1) "f" -- Iteration 30 -- string(9) "-0.000000" string(1) "f" string(9) "-0.000000" string(1) "f" string(10) " -0.000000" string(10) "-0.000000 " string(10) " -0.000000" string(10) " -0.000000" string(9) "-0.000000" string(30) " -0.000000" string(4) "0-9]" string(1) "f" Done