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- --TEST--
- Test sprintf() function : usage variations - scientific formats with float values
- --FILE--
- <?php
- echo "*** Testing sprintf() : scientific 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,
- 1e5,
- -1e5,
- -1e5,
- +1e5,
- 1e+5,
- -1e-5,
- 1E8,
- -1E9,
- 10.0000000000000000005,
- 10.5e+5
- );
- // array of scientific formats
- $scientific_formats = array(
- "%e", "%le", " %e", "%e ",
- "\t%e", "\n%e", "%4e", "%30e",
- );
- $count = 1;
- foreach($float_values as $float_value) {
- echo "\n-- Iteration $count --\n";
- foreach($scientific_formats as $format) {
- var_dump( sprintf($format, $float_value) );
- }
- $count++;
- };
- echo "Done";
- ?>
- --EXPECT--
- *** Testing sprintf() : scientific formats with float values ***
- -- Iteration 1 --
- string(12) "-2.147484e+9"
- string(12) "-2.147484e+9"
- string(13) " -2.147484e+9"
- string(13) "-2.147484e+9 "
- string(13) " -2.147484e+9"
- string(13) "
- -2.147484e+9"
- string(12) "-2.147484e+9"
- string(30) " -2.147484e+9"
- -- Iteration 2 --
- string(11) "2.147484e+9"
- string(11) "2.147484e+9"
- string(12) " 2.147484e+9"
- string(12) "2.147484e+9 "
- string(12) " 2.147484e+9"
- string(12) "
- 2.147484e+9"
- string(11) "2.147484e+9"
- string(30) " 2.147484e+9"
- -- Iteration 3 --
- string(12) "-2.147484e+9"
- string(12) "-2.147484e+9"
- string(13) " -2.147484e+9"
- string(13) "-2.147484e+9 "
- string(13) " -2.147484e+9"
- string(13) "
- -2.147484e+9"
- string(12) "-2.147484e+9"
- string(30) " -2.147484e+9"
- -- Iteration 4 --
- string(12) "3.435974e+10"
- string(12) "3.435974e+10"
- string(13) " 3.435974e+10"
- string(13) "3.435974e+10 "
- string(13) " 3.435974e+10"
- string(13) "
- 3.435974e+10"
- string(12) "3.435974e+10"
- string(30) " 3.435974e+10"
- -- Iteration 5 --
- string(11) "2.147484e+9"
- string(11) "2.147484e+9"
- string(12) " 2.147484e+9"
- string(12) "2.147484e+9 "
- string(12) " 2.147484e+9"
- string(12) "
- 2.147484e+9"
- string(11) "2.147484e+9"
- string(30) " 2.147484e+9"
- -- Iteration 6 --
- string(12) "-2.147484e+9"
- string(12) "-2.147484e+9"
- string(13) " -2.147484e+9"
- string(13) "-2.147484e+9 "
- string(13) " -2.147484e+9"
- string(13) "
- -2.147484e+9"
- string(12) "-2.147484e+9"
- string(30) " -2.147484e+9"
- -- Iteration 7 --
- string(11) "0.000000e+0"
- string(11) "0.000000e+0"
- 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"
- -- Iteration 8 --
- string(12) "-1.000000e-1"
- string(12) "-1.000000e-1"
- string(13) " -1.000000e-1"
- string(13) "-1.000000e-1 "
- string(13) " -1.000000e-1"
- string(13) "
- -1.000000e-1"
- string(12) "-1.000000e-1"
- string(30) " -1.000000e-1"
- -- Iteration 9 --
- string(11) "1.000000e+0"
- string(11) "1.000000e+0"
- 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"
- -- Iteration 10 --
- string(11) "1.000000e+5"
- string(11) "1.000000e+5"
- string(12) " 1.000000e+5"
- string(12) "1.000000e+5 "
- string(12) " 1.000000e+5"
- string(12) "
- 1.000000e+5"
- string(11) "1.000000e+5"
- string(30) " 1.000000e+5"
- -- Iteration 11 --
- string(12) "-1.000000e+5"
- string(12) "-1.000000e+5"
- string(13) " -1.000000e+5"
- string(13) "-1.000000e+5 "
- string(13) " -1.000000e+5"
- string(13) "
- -1.000000e+5"
- string(12) "-1.000000e+5"
- string(30) " -1.000000e+5"
- -- Iteration 12 --
- string(12) "-1.000000e+5"
- string(12) "-1.000000e+5"
- string(13) " -1.000000e+5"
- string(13) "-1.000000e+5 "
- string(13) " -1.000000e+5"
- string(13) "
- -1.000000e+5"
- string(12) "-1.000000e+5"
- string(30) " -1.000000e+5"
- -- Iteration 13 --
- string(11) "1.000000e+5"
- string(11) "1.000000e+5"
- string(12) " 1.000000e+5"
- string(12) "1.000000e+5 "
- string(12) " 1.000000e+5"
- string(12) "
- 1.000000e+5"
- string(11) "1.000000e+5"
- string(30) " 1.000000e+5"
- -- Iteration 14 --
- string(11) "1.000000e+5"
- string(11) "1.000000e+5"
- string(12) " 1.000000e+5"
- string(12) "1.000000e+5 "
- string(12) " 1.000000e+5"
- string(12) "
- 1.000000e+5"
- string(11) "1.000000e+5"
- string(30) " 1.000000e+5"
- -- Iteration 15 --
- string(12) "-1.000000e-5"
- string(12) "-1.000000e-5"
- string(13) " -1.000000e-5"
- string(13) "-1.000000e-5 "
- string(13) " -1.000000e-5"
- string(13) "
- -1.000000e-5"
- string(12) "-1.000000e-5"
- string(30) " -1.000000e-5"
- -- Iteration 16 --
- string(11) "1.000000e+8"
- string(11) "1.000000e+8"
- string(12) " 1.000000e+8"
- string(12) "1.000000e+8 "
- string(12) " 1.000000e+8"
- string(12) "
- 1.000000e+8"
- string(11) "1.000000e+8"
- string(30) " 1.000000e+8"
- -- Iteration 17 --
- string(12) "-1.000000e+9"
- string(12) "-1.000000e+9"
- string(13) " -1.000000e+9"
- string(13) "-1.000000e+9 "
- string(13) " -1.000000e+9"
- string(13) "
- -1.000000e+9"
- string(12) "-1.000000e+9"
- string(30) " -1.000000e+9"
- -- Iteration 18 --
- string(11) "1.000000e+1"
- string(11) "1.000000e+1"
- string(12) " 1.000000e+1"
- string(12) "1.000000e+1 "
- string(12) " 1.000000e+1"
- string(12) "
- 1.000000e+1"
- string(11) "1.000000e+1"
- string(30) " 1.000000e+1"
- -- Iteration 19 --
- string(11) "1.050000e+6"
- string(11) "1.050000e+6"
- string(12) " 1.050000e+6"
- string(12) "1.050000e+6 "
- string(12) " 1.050000e+6"
- string(12) "
- 1.050000e+6"
- string(11) "1.050000e+6"
- string(30) " 1.050000e+6"
- Done
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