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--TEST-- Test sprintf() function : usage variations - string 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() : string formats with float values ***\n"; // array of float values $float_values = array( -2147483649, 2147483648, -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, 1.0, 1e3, -1e2, 1.23456E8, -1.234567E9, 10.0000000000000000005, 10.123e+5 ); // array of string formats $string_formats = array( "%s", "%hs", "%ls", "%Ls"," %s", "%s ", "\t%s", "\n%s", "%4s", "%30s", "%[a-zA-Z0-9]", "%*s" ); $count = 1; foreach($float_values as $float_value) { echo "\n-- Iteration $count --\n"; foreach($string_formats as $format) { var_dump( sprintf($format, $float_value) ); } $count++; }; echo "Done"; ?> --EXPECTF-- *** Testing sprintf() : string formats with float values *** -- Iteration 1 -- string(11) "-2147483649" string(1) "s" string(11) "-2147483649" string(1) "s" string(12) " -2147483649" string(12) "-2147483649 " string(12) " -2147483649" string(12) " -2147483649" string(11) "-2147483649" string(30) " -2147483649" string(10) "a-zA-Z0-9]" string(1) "s" -- Iteration 2 -- string(10) "2147483648" string(1) "s" string(10) "2147483648" string(1) "s" string(11) " 2147483648" string(11) "2147483648 " string(11) " 2147483648" string(11) " 2147483648" string(10) "2147483648" string(30) " 2147483648" string(10) "a-zA-Z0-9]" string(1) "s" -- Iteration 3 -- string(11) "-2147483649" string(1) "s" string(11) "-2147483649" string(1) "s" string(12) " -2147483649" string(12) "-2147483649 " string(12) " -2147483649" string(12) " -2147483649" string(11) "-2147483649" string(30) " -2147483649" string(10) "a-zA-Z0-9]" string(1) "s" -- Iteration 4 -- string(11) "34359738369" string(1) "s" string(11) "34359738369" string(1) "s" string(12) " 34359738369" string(12) "34359738369 " string(12) " 34359738369" string(12) " 34359738369" string(11) "34359738369" string(30) " 34359738369" string(10) "a-zA-Z0-9]" string(1) "s" -- Iteration 5 -- string(10) "2147483649" string(1) "s" string(10) "2147483649" string(1) "s" string(11) " 2147483649" string(11) "2147483649 " string(11) " 2147483649" string(11) " 2147483649" string(10) "2147483649" string(30) " 2147483649" string(10) "a-zA-Z0-9]" string(1) "s" -- Iteration 6 -- string(11) "-2147483649" string(1) "s" string(11) "-2147483649" string(1) "s" string(12) " -2147483649" string(12) "-2147483649 " string(12) " -2147483649" string(12) " -2147483649" string(11) "-2147483649" string(30) " -2147483649" string(10) "a-zA-Z0-9]" string(1) "s" -- Iteration 7 -- string(1) "0" string(1) "s" string(1) "0" string(1) "s" string(2) " 0" string(2) "0 " string(2) " 0" string(2) " 0" string(4) " 0" string(30) " 0" string(10) "a-zA-Z0-9]" string(1) "s" -- Iteration 8 -- string(4) "-0.1" string(1) "s" string(4) "-0.1" string(1) "s" string(5) " -0.1" string(5) "-0.1 " string(5) " -0.1" string(5) " -0.1" string(4) "-0.1" string(30) " -0.1" string(10) "a-zA-Z0-9]" string(1) "s" -- Iteration 9 -- string(1) "1" string(1) "s" string(1) "1" string(1) "s" string(2) " 1" string(2) "1 " string(2) " 1" string(2) " 1" string(4) " 1" string(30) " 1" string(10) "a-zA-Z0-9]" string(1) "s" -- Iteration 10 -- string(4) "1000" string(1) "s" string(4) "1000" string(1) "s" string(5) " 1000" string(5) "1000 " string(5) " 1000" string(5) " 1000" string(4) "1000" string(30) " 1000" string(10) "a-zA-Z0-9]" string(1) "s" -- Iteration 11 -- string(4) "-100" string(1) "s" string(4) "-100" string(1) "s" string(5) " -100" string(5) "-100 " string(5) " -100" string(5) " -100" string(4) "-100" string(30) " -100" string(10) "a-zA-Z0-9]" string(1) "s" -- Iteration 12 -- string(9) "123456000" string(1) "s" string(9) "123456000" string(1) "s" string(10) " 123456000" string(10) "123456000 " string(10) " 123456000" string(10) " 123456000" string(9) "123456000" string(30) " 123456000" string(10) "a-zA-Z0-9]" string(1) "s" -- Iteration 13 -- string(11) "-1234567000" string(1) "s" string(11) "-1234567000" string(1) "s" string(12) " -1234567000" string(12) "-1234567000 " string(12) " -1234567000" string(12) " -1234567000" string(11) "-1234567000" string(30) " -1234567000" string(10) "a-zA-Z0-9]" string(1) "s" -- Iteration 14 -- string(2) "10" string(1) "s" string(2) "10" string(1) "s" string(3) " 10" string(3) "10 " string(3) " 10" string(3) " 10" string(4) " 10" string(30) " 10" string(10) "a-zA-Z0-9]" string(1) "s" -- Iteration 15 -- string(7) "1012300" string(1) "s" string(7) "1012300" string(1) "s" string(8) " 1012300" string(8) "1012300 " string(8) " 1012300" string(8) " 1012300" string(7) "1012300" string(30) " 1012300" string(10) "a-zA-Z0-9]" string(1) "s" Done