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--TEST-- Test sprintf() function : usage variations - int formats with float values --SKIPIF-- <?php if (PHP_INT_SIZE != 4) { die("skip this test is for 32bit platform only"); } ?> --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() : integer formats with float values ***\n"; // array of float type values $float_values = array ( 2147483648, 0x800000001, // float value, beyond max positive int 020000000001, // float value, beyond max positive int 0.0, -0.1, 1.0, 1e5, -1e6, 1E8, -1E9, 10.0000000000000000005, 10.5e+5 ); // various integer formats $int_formats = array( "%d", "%hd", "%ld", "%Ld", " %d", "%d ", "\t%d", "\n%d", "%4d", "%30d", "%[0-9]", "%*d" ); $count = 1; foreach($float_values as $float_value) { echo "\n-- Iteration $count --\n"; foreach($int_formats as $format) { var_dump( sprintf($format, $float_value) ); } $count++; }; echo "Done"; ?> --EXPECTF-- *** Testing sprintf() : integer formats with float values *** -- Iteration 1 -- string(11) "-2147483648" string(1) "d" string(11) "-2147483648" string(1) "d" string(12) " -2147483648" string(12) "-2147483648 " string(12) " -2147483648" string(12) " -2147483648" string(11) "-2147483648" string(30) " -2147483648" string(4) "0-9]" string(1) "d" -- Iteration 2 -- string(1) "1" string(1) "d" string(1) "1" string(1) "d" string(2) " 1" string(2) "1 " string(2) " 1" string(2) " 1" string(4) " 1" string(30) " 1" string(4) "0-9]" string(1) "d" -- Iteration 3 -- string(11) "-2147483647" string(1) "d" string(11) "-2147483647" string(1) "d" string(12) " -2147483647" string(12) "-2147483647 " string(12) " -2147483647" string(12) " -2147483647" string(11) "-2147483647" string(30) " -2147483647" string(4) "0-9]" string(1) "d" -- Iteration 4 -- string(1) "0" string(1) "d" string(1) "0" string(1) "d" string(2) " 0" string(2) "0 " string(2) " 0" string(2) " 0" string(4) " 0" string(30) " 0" string(4) "0-9]" string(1) "d" -- Iteration 5 -- string(1) "0" string(1) "d" string(1) "0" string(1) "d" string(2) " 0" string(2) "0 " string(2) " 0" string(2) " 0" string(4) " 0" string(30) " 0" string(4) "0-9]" string(1) "d" -- Iteration 6 -- string(1) "1" string(1) "d" string(1) "1" string(1) "d" string(2) " 1" string(2) "1 " string(2) " 1" string(2) " 1" string(4) " 1" string(30) " 1" string(4) "0-9]" string(1) "d" -- Iteration 7 -- string(6) "100000" string(1) "d" string(6) "100000" string(1) "d" string(7) " 100000" string(7) "100000 " string(7) " 100000" string(7) " 100000" string(6) "100000" string(30) " 100000" string(4) "0-9]" string(1) "d" -- Iteration 8 -- string(8) "-1000000" string(1) "d" string(8) "-1000000" string(1) "d" string(9) " -1000000" string(9) "-1000000 " string(9) " -1000000" string(9) " -1000000" string(8) "-1000000" string(30) " -1000000" string(4) "0-9]" string(1) "d" -- Iteration 9 -- string(9) "100000000" string(1) "d" string(9) "100000000" string(1) "d" string(10) " 100000000" string(10) "100000000 " string(10) " 100000000" string(10) " 100000000" string(9) "100000000" string(30) " 100000000" string(4) "0-9]" string(1) "d" -- Iteration 10 -- string(11) "-1000000000" string(1) "d" string(11) "-1000000000" string(1) "d" string(12) " -1000000000" string(12) "-1000000000 " string(12) " -1000000000" string(12) " -1000000000" string(11) "-1000000000" string(30) " -1000000000" string(4) "0-9]" string(1) "d" -- Iteration 11 -- string(2) "10" string(1) "d" string(2) "10" string(1) "d" string(3) " 10" string(3) "10 " string(3) " 10" string(3) " 10" string(4) " 10" string(30) " 10" string(4) "0-9]" string(1) "d" -- Iteration 12 -- string(7) "1050000" string(1) "d" string(7) "1050000" string(1) "d" string(8) " 1050000" string(8) "1050000 " string(8) " 1050000" string(8) " 1050000" string(7) "1050000" string(30) " 1050000" string(4) "0-9]" string(1) "d" Done