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--TEST-- Test sprintf() function : usage variations - scientific formats with string 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() : scientific formats with string values ***\n"; // array of string values $string_values = array( "", '', "0", '0', "1", '1', "\x01", '\x01', "\01", '\01', 'string', "string", "true", "FALSE", 'false', 'TRUE', "NULL", 'null', "333333333333333333333333333333" ); // array of scientific formats $scientific_formats = array( "%e", "%he", "%le", "%Le", " %e", "%e ", "\t%e", "\n%e", "%4e", "%30e", "%[0-1]", "%*e" ); $count = 1; foreach($string_values as $string_value) { echo "\n-- Iteration $count --\n"; foreach($scientific_formats as $format) { var_dump( sprintf($format, $string_value) ); } $count++; }; echo "Done"; ?> --EXPECTF-- *** Testing sprintf() : scientific formats with string values *** -- Iteration 1 -- string(11) "0.000000e+0" string(1) "e" string(11) "0.000000e+0" string(1) "e" string(12) " 0.000000e+0" string(12) "0.000000e+0 " string(12) " 0.000000e+0" string(12) " 0.000000e+0" string(11) "0.000000e+0" string(30) " 0.000000e+0" string(4) "0-1]" string(1) "e" -- Iteration 2 -- string(11) "0.000000e+0" string(1) "e" string(11) "0.000000e+0" string(1) "e" string(12) " 0.000000e+0" string(12) "0.000000e+0 " string(12) " 0.000000e+0" string(12) " 0.000000e+0" string(11) "0.000000e+0" string(30) " 0.000000e+0" string(4) "0-1]" string(1) "e" -- Iteration 3 -- string(11) "0.000000e+0" string(1) "e" string(11) "0.000000e+0" string(1) "e" string(12) " 0.000000e+0" string(12) "0.000000e+0 " string(12) " 0.000000e+0" string(12) " 0.000000e+0" string(11) "0.000000e+0" string(30) " 0.000000e+0" string(4) "0-1]" string(1) "e" -- Iteration 4 -- string(11) "0.000000e+0" string(1) "e" string(11) "0.000000e+0" string(1) "e" string(12) " 0.000000e+0" string(12) "0.000000e+0 " string(12) " 0.000000e+0" string(12) " 0.000000e+0" string(11) "0.000000e+0" string(30) " 0.000000e+0" string(4) "0-1]" string(1) "e" -- Iteration 5 -- string(11) "1.000000e+0" string(1) "e" string(11) "1.000000e+0" string(1) "e" string(12) " 1.000000e+0" string(12) "1.000000e+0 " string(12) " 1.000000e+0" string(12) " 1.000000e+0" string(11) "1.000000e+0" string(30) " 1.000000e+0" string(4) "0-1]" string(1) "e" -- Iteration 6 -- string(11) "1.000000e+0" string(1) "e" string(11) "1.000000e+0" string(1) "e" string(12) " 1.000000e+0" string(12) "1.000000e+0 " string(12) " 1.000000e+0" string(12) " 1.000000e+0" string(11) "1.000000e+0" string(30) " 1.000000e+0" string(4) "0-1]" string(1) "e" -- Iteration 7 -- string(11) "0.000000e+0" string(1) "e" string(11) "0.000000e+0" string(1) "e" string(12) " 0.000000e+0" string(12) "0.000000e+0 " string(12) " 0.000000e+0" string(12) " 0.000000e+0" string(11) "0.000000e+0" string(30) " 0.000000e+0" string(4) "0-1]" string(1) "e" -- Iteration 8 -- string(11) "0.000000e+0" string(1) "e" string(11) "0.000000e+0" string(1) "e" string(12) " 0.000000e+0" string(12) "0.000000e+0 " string(12) " 0.000000e+0" string(12) " 0.000000e+0" string(11) "0.000000e+0" string(30) " 0.000000e+0" string(4) "0-1]" string(1) "e" -- Iteration 9 -- string(11) "0.000000e+0" string(1) "e" string(11) "0.000000e+0" string(1) "e" string(12) " 0.000000e+0" string(12) "0.000000e+0 " string(12) " 0.000000e+0" string(12) " 0.000000e+0" string(11) "0.000000e+0" string(30) " 0.000000e+0" string(4) "0-1]" string(1) "e" -- Iteration 10 -- string(11) "0.000000e+0" string(1) "e" string(11) "0.000000e+0" string(1) "e" string(12) " 0.000000e+0" string(12) "0.000000e+0 " string(12) " 0.000000e+0" string(12) " 0.000000e+0" string(11) "0.000000e+0" string(30) " 0.000000e+0" string(4) "0-1]" string(1) "e" -- Iteration 11 -- string(11) "0.000000e+0" string(1) "e" string(11) "0.000000e+0" string(1) "e" string(12) " 0.000000e+0" string(12) "0.000000e+0 " string(12) " 0.000000e+0" string(12) " 0.000000e+0" string(11) "0.000000e+0" string(30) " 0.000000e+0" string(4) "0-1]" string(1) "e" -- Iteration 12 -- string(11) "0.000000e+0" string(1) "e" string(11) "0.000000e+0" string(1) "e" string(12) " 0.000000e+0" string(12) "0.000000e+0 " string(12) " 0.000000e+0" string(12) " 0.000000e+0" string(11) "0.000000e+0" string(30) " 0.000000e+0" string(4) "0-1]" string(1) "e" -- Iteration 13 -- string(11) "0.000000e+0" string(1) "e" string(11) "0.000000e+0" string(1) "e" string(12) " 0.000000e+0" string(12) "0.000000e+0 " string(12) " 0.000000e+0" string(12) " 0.000000e+0" string(11) "0.000000e+0" string(30) " 0.000000e+0" string(4) "0-1]" string(1) "e" -- Iteration 14 -- string(11) "0.000000e+0" string(1) "e" string(11) "0.000000e+0" string(1) "e" string(12) " 0.000000e+0" string(12) "0.000000e+0 " string(12) " 0.000000e+0" string(12) " 0.000000e+0" string(11) "0.000000e+0" string(30) " 0.000000e+0" string(4) "0-1]" string(1) "e" -- Iteration 15 -- string(11) "0.000000e+0" string(1) "e" string(11) "0.000000e+0" string(1) "e" string(12) " 0.000000e+0" string(12) "0.000000e+0 " string(12) " 0.000000e+0" string(12) " 0.000000e+0" string(11) "0.000000e+0" string(30) " 0.000000e+0" string(4) "0-1]" string(1) "e" -- Iteration 16 -- string(11) "0.000000e+0" string(1) "e" string(11) "0.000000e+0" string(1) "e" string(12) " 0.000000e+0" string(12) "0.000000e+0 " string(12) " 0.000000e+0" string(12) " 0.000000e+0" string(11) "0.000000e+0" string(30) " 0.000000e+0" string(4) "0-1]" string(1) "e" -- Iteration 17 -- string(11) "0.000000e+0" string(1) "e" string(11) "0.000000e+0" string(1) "e" string(12) " 0.000000e+0" string(12) "0.000000e+0 " string(12) " 0.000000e+0" string(12) " 0.000000e+0" string(11) "0.000000e+0" string(30) " 0.000000e+0" string(4) "0-1]" string(1) "e" -- Iteration 18 -- string(11) "0.000000e+0" string(1) "e" string(11) "0.000000e+0" string(1) "e" string(12) " 0.000000e+0" string(12) "0.000000e+0 " string(12) " 0.000000e+0" string(12) " 0.000000e+0" string(11) "0.000000e+0" string(30) " 0.000000e+0" string(4) "0-1]" string(1) "e" -- Iteration 19 -- string(12) "3.333333e+29" string(1) "e" string(12) "3.333333e+29" string(1) "e" string(13) " 3.333333e+29" string(13) "3.333333e+29 " string(13) " 3.333333e+29" string(13) " 3.333333e+29" string(12) "3.333333e+29" string(30) " 3.333333e+29" string(4) "0-1]" string(1) "e" Done