fscanf_variation8.phpt [plain text]
--TEST--
Test fscanf() function: usage variations - float formats with float values
--FILE--
<?php
/*
Prototype: mixed fscanf ( resource $handle, string $format [, mixed &$...] );
Description: Parses input from a file according to a format
*/
/* Test fscanf() to scan different float values using different format types */
$file_path = dirname(__FILE__);
echo "*** Test fscanf(): different float format types with different float values ***\n";
// create a file
$filename = "$file_path/fscanf_variation8.tmp";
$file_handle = fopen($filename, "w");
if($file_handle == false)
exit("Error:failed to open file $filename");
// different valid float vlaues
$valid_floats = 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 ", "% f",
"\t%f", "\n%f", "%4f",
"%30f", "%[0-9]", "%*f",
);
$counter = 1;
// writing to the file
foreach($valid_floats as $float_value) {
fprintf($file_handle, $float_value);
fprintf($file_handle, "\n");
}
// closing the file
fclose($file_handle);
// opening the file for reading
$file_handle = fopen($filename, "r");
if($file_handle == false) {
exit("Error:failed to open file $filename");
}
$counter = 1;
// reading the values from file using different float formats
foreach($float_formats as $float_format) {
// rewind the file so that for every foreach iteration the file pointer starts from bof
rewind($file_handle);
echo "\n-- iteration $counter --\n";
while( !feof($file_handle) ) {
var_dump( fscanf($file_handle,$float_format) );
}
$counter++;
}
echo "\n*** Done ***";
?>
--CLEAN--
<?php
$file_path = dirname(__FILE__);
$filename = "$file_path/fscanf_variation8.tmp";
unlink($filename);
?>
--EXPECTF--
*** Test fscanf(): different float format types with different float values ***
-- iteration 1 --
array(1) {
[0]=>
float(-2147483649)
}
array(1) {
[0]=>
float(2147483648)
}
array(1) {
[0]=>
float(-2147483649)
}
array(1) {
[0]=>
float(34359738369)
}
array(1) {
[0]=>
float(2147483649)
}
array(1) {
[0]=>
float(-2147483649)
}
array(1) {
[0]=>
float(0)
}
array(1) {
[0]=>
float(-0.1)
}
array(1) {
[0]=>
float(10)
}
array(1) {
[0]=>
float(1050000)
}
array(1) {
[0]=>
float(100000)
}
array(1) {
[0]=>
float(-100000)
}
array(1) {
[0]=>
float(1.0E-5)
}
array(1) {
[0]=>
float(-1.0E-5)
}
array(1) {
[0]=>
float(100000)
}
array(1) {
[0]=>
float(-100000)
}
array(1) {
[0]=>
float(100000)
}
array(1) {
[0]=>
float(-100000)
}
array(1) {
[0]=>
float(100000)
}
array(1) {
[0]=>
float(-100000)
}
array(1) {
[0]=>
float(1.0E-5)
}
array(1) {
[0]=>
float(-1.0E-5)
}
array(1) {
[0]=>
float(5000000)
}
array(1) {
[0]=>
float(-5000000)
}
array(1) {
[0]=>
float(6.0E-20)
}
array(1) {
[0]=>
float(-6.0E-20)
}
array(1) {
[0]=>
float(5.0E+42)
}
array(1) {
[0]=>
float(-5.0E+42)
}
array(1) {
[0]=>
float(3.4E-33)
}
array(1) {
[0]=>
float(-3.4E-33)
}
bool(false)
-- iteration 2 --
array(1) {
[0]=>
float(-2147483649)
}
array(1) {
[0]=>
float(2147483648)
}
array(1) {
[0]=>
float(-2147483649)
}
array(1) {
[0]=>
float(34359738369)
}
array(1) {
[0]=>
float(2147483649)
}
array(1) {
[0]=>
float(-2147483649)
}
array(1) {
[0]=>
float(0)
}
array(1) {
[0]=>
float(-0.1)
}
array(1) {
[0]=>
float(10)
}
array(1) {
[0]=>
float(1050000)
}
array(1) {
[0]=>
float(100000)
}
array(1) {
[0]=>
float(-100000)
}
array(1) {
[0]=>
float(1.0E-5)
}
array(1) {
[0]=>
float(-1.0E-5)
}
array(1) {
[0]=>
float(100000)
}
array(1) {
[0]=>
float(-100000)
}
array(1) {
[0]=>
float(100000)
}
array(1) {
[0]=>
float(-100000)
}
array(1) {
[0]=>
float(100000)
}
array(1) {
[0]=>
float(-100000)
}
array(1) {
[0]=>
float(1.0E-5)
}
array(1) {
[0]=>
float(-1.0E-5)
}
array(1) {
[0]=>
float(5000000)
}
array(1) {
[0]=>
float(-5000000)
}
array(1) {
[0]=>
float(6.0E-20)
}
array(1) {
[0]=>
float(-6.0E-20)
}
array(1) {
[0]=>
float(5.0E+42)
}
array(1) {
[0]=>
float(-5.0E+42)
}
array(1) {
[0]=>
float(3.4E-33)
}
array(1) {
[0]=>
float(-3.4E-33)
}
bool(false)
-- iteration 3 --
array(1) {
[0]=>
float(-2147483649)
}
array(1) {
[0]=>
float(2147483648)
}
array(1) {
[0]=>
float(-2147483649)
}
array(1) {
[0]=>
float(34359738369)
}
array(1) {
[0]=>
float(2147483649)
}
array(1) {
[0]=>
float(-2147483649)
}
array(1) {
[0]=>
float(0)
}
array(1) {
[0]=>
float(-0.1)
}
array(1) {
[0]=>
float(10)
}
array(1) {
[0]=>
float(1050000)
}
array(1) {
[0]=>
float(100000)
}
array(1) {
[0]=>
float(-100000)
}
array(1) {
[0]=>
float(1.0E-5)
}
array(1) {
[0]=>
float(-1.0E-5)
}
array(1) {
[0]=>
float(100000)
}
array(1) {
[0]=>
float(-100000)
}
array(1) {
[0]=>
float(100000)
}
array(1) {
[0]=>
float(-100000)
}
array(1) {
[0]=>
float(100000)
}
array(1) {
[0]=>
float(-100000)
}
array(1) {
[0]=>
float(1.0E-5)
}
array(1) {
[0]=>
float(-1.0E-5)
}
array(1) {
[0]=>
float(5000000)
}
array(1) {
[0]=>
float(-5000000)
}
array(1) {
[0]=>
float(6.0E-20)
}
array(1) {
[0]=>
float(-6.0E-20)
}
array(1) {
[0]=>
float(5.0E+42)
}
array(1) {
[0]=>
float(-5.0E+42)
}
array(1) {
[0]=>
float(3.4E-33)
}
array(1) {
[0]=>
float(-3.4E-33)
}
bool(false)
-- iteration 4 --
array(1) {
[0]=>
float(-2147483649)
}
array(1) {
[0]=>
float(2147483648)
}
array(1) {
[0]=>
float(-2147483649)
}
array(1) {
[0]=>
float(34359738369)
}
array(1) {
[0]=>
float(2147483649)
}
array(1) {
[0]=>
float(-2147483649)
}
array(1) {
[0]=>
float(0)
}
array(1) {
[0]=>
float(-0.1)
}
array(1) {
[0]=>
float(10)
}
array(1) {
[0]=>
float(1050000)
}
array(1) {
[0]=>
float(100000)
}
array(1) {
[0]=>
float(-100000)
}
array(1) {
[0]=>
float(1.0E-5)
}
array(1) {
[0]=>
float(-1.0E-5)
}
array(1) {
[0]=>
float(100000)
}
array(1) {
[0]=>
float(-100000)
}
array(1) {
[0]=>
float(100000)
}
array(1) {
[0]=>
float(-100000)
}
array(1) {
[0]=>
float(100000)
}
array(1) {
[0]=>
float(-100000)
}
array(1) {
[0]=>
float(1.0E-5)
}
array(1) {
[0]=>
float(-1.0E-5)
}
array(1) {
[0]=>
float(5000000)
}
array(1) {
[0]=>
float(-5000000)
}
array(1) {
[0]=>
float(6.0E-20)
}
array(1) {
[0]=>
float(-6.0E-20)
}
array(1) {
[0]=>
float(5.0E+42)
}
array(1) {
[0]=>
float(-5.0E+42)
}
array(1) {
[0]=>
float(3.4E-33)
}
array(1) {
[0]=>
float(-3.4E-33)
}
bool(false)
-- iteration 5 --
array(1) {
[0]=>
float(-2147483649)
}
array(1) {
[0]=>
float(2147483648)
}
array(1) {
[0]=>
float(-2147483649)
}
array(1) {
[0]=>
float(34359738369)
}
array(1) {
[0]=>
float(2147483649)
}
array(1) {
[0]=>
float(-2147483649)
}
array(1) {
[0]=>
float(0)
}
array(1) {
[0]=>
float(-0.1)
}
array(1) {
[0]=>
float(10)
}
array(1) {
[0]=>
float(1050000)
}
array(1) {
[0]=>
float(100000)
}
array(1) {
[0]=>
float(-100000)
}
array(1) {
[0]=>
float(1.0E-5)
}
array(1) {
[0]=>
float(-1.0E-5)
}
array(1) {
[0]=>
float(100000)
}
array(1) {
[0]=>
float(-100000)
}
array(1) {
[0]=>
float(100000)
}
array(1) {
[0]=>
float(-100000)
}
array(1) {
[0]=>
float(100000)
}
array(1) {
[0]=>
float(-100000)
}
array(1) {
[0]=>
float(1.0E-5)
}
array(1) {
[0]=>
float(-1.0E-5)
}
array(1) {
[0]=>
float(5000000)
}
array(1) {
[0]=>
float(-5000000)
}
array(1) {
[0]=>
float(6.0E-20)
}
array(1) {
[0]=>
float(-6.0E-20)
}
array(1) {
[0]=>
float(5.0E+42)
}
array(1) {
[0]=>
float(-5.0E+42)
}
array(1) {
[0]=>
float(3.4E-33)
}
array(1) {
[0]=>
float(-3.4E-33)
}
bool(false)
-- iteration 6 --
array(1) {
[0]=>
float(-2147483649)
}
array(1) {
[0]=>
float(2147483648)
}
array(1) {
[0]=>
float(-2147483649)
}
array(1) {
[0]=>
float(34359738369)
}
array(1) {
[0]=>
float(2147483649)
}
array(1) {
[0]=>
float(-2147483649)
}
array(1) {
[0]=>
float(0)
}
array(1) {
[0]=>
float(-0.1)
}
array(1) {
[0]=>
float(10)
}
array(1) {
[0]=>
float(1050000)
}
array(1) {
[0]=>
float(100000)
}
array(1) {
[0]=>
float(-100000)
}
array(1) {
[0]=>
float(1.0E-5)
}
array(1) {
[0]=>
float(-1.0E-5)
}
array(1) {
[0]=>
float(100000)
}
array(1) {
[0]=>
float(-100000)
}
array(1) {
[0]=>
float(100000)
}
array(1) {
[0]=>
float(-100000)
}
array(1) {
[0]=>
float(100000)
}
array(1) {
[0]=>
float(-100000)
}
array(1) {
[0]=>
float(1.0E-5)
}
array(1) {
[0]=>
float(-1.0E-5)
}
array(1) {
[0]=>
float(5000000)
}
array(1) {
[0]=>
float(-5000000)
}
array(1) {
[0]=>
float(6.0E-20)
}
array(1) {
[0]=>
float(-6.0E-20)
}
array(1) {
[0]=>
float(5.0E+42)
}
array(1) {
[0]=>
float(-5.0E+42)
}
array(1) {
[0]=>
float(3.4E-33)
}
array(1) {
[0]=>
float(-3.4E-33)
}
bool(false)
-- iteration 7 --
Warning: fscanf(): Bad scan conversion character " " in %s on line %d
NULL
Warning: fscanf(): Bad scan conversion character " " in %s on line %d
NULL
Warning: fscanf(): Bad scan conversion character " " in %s on line %d
NULL
Warning: fscanf(): Bad scan conversion character " " in %s on line %d
NULL
Warning: fscanf(): Bad scan conversion character " " in %s on line %d
NULL
Warning: fscanf(): Bad scan conversion character " " in %s on line %d
NULL
Warning: fscanf(): Bad scan conversion character " " in %s on line %d
NULL
Warning: fscanf(): Bad scan conversion character " " in %s on line %d
NULL
Warning: fscanf(): Bad scan conversion character " " in %s on line %d
NULL
Warning: fscanf(): Bad scan conversion character " " in %s on line %d
NULL
Warning: fscanf(): Bad scan conversion character " " in %s on line %d
NULL
Warning: fscanf(): Bad scan conversion character " " in %s on line %d
NULL
Warning: fscanf(): Bad scan conversion character " " in %s on line %d
NULL
Warning: fscanf(): Bad scan conversion character " " in %s on line %d
NULL
Warning: fscanf(): Bad scan conversion character " " in %s on line %d
NULL
Warning: fscanf(): Bad scan conversion character " " in %s on line %d
NULL
Warning: fscanf(): Bad scan conversion character " " in %s on line %d
NULL
Warning: fscanf(): Bad scan conversion character " " in %s on line %d
NULL
Warning: fscanf(): Bad scan conversion character " " in %s on line %d
NULL
Warning: fscanf(): Bad scan conversion character " " in %s on line %d
NULL
Warning: fscanf(): Bad scan conversion character " " in %s on line %d
NULL
Warning: fscanf(): Bad scan conversion character " " in %s on line %d
NULL
Warning: fscanf(): Bad scan conversion character " " in %s on line %d
NULL
Warning: fscanf(): Bad scan conversion character " " in %s on line %d
NULL
Warning: fscanf(): Bad scan conversion character " " in %s on line %d
NULL
Warning: fscanf(): Bad scan conversion character " " in %s on line %d
NULL
Warning: fscanf(): Bad scan conversion character " " in %s on line %d
NULL
Warning: fscanf(): Bad scan conversion character " " in %s on line %d
NULL
Warning: fscanf(): Bad scan conversion character " " in %s on line %d
NULL
Warning: fscanf(): Bad scan conversion character " " in %s on line %d
NULL
bool(false)
-- iteration 8 --
array(1) {
[0]=>
float(-2147483649)
}
array(1) {
[0]=>
float(2147483648)
}
array(1) {
[0]=>
float(-2147483649)
}
array(1) {
[0]=>
float(34359738369)
}
array(1) {
[0]=>
float(2147483649)
}
array(1) {
[0]=>
float(-2147483649)
}
array(1) {
[0]=>
float(0)
}
array(1) {
[0]=>
float(-0.1)
}
array(1) {
[0]=>
float(10)
}
array(1) {
[0]=>
float(1050000)
}
array(1) {
[0]=>
float(100000)
}
array(1) {
[0]=>
float(-100000)
}
array(1) {
[0]=>
float(1.0E-5)
}
array(1) {
[0]=>
float(-1.0E-5)
}
array(1) {
[0]=>
float(100000)
}
array(1) {
[0]=>
float(-100000)
}
array(1) {
[0]=>
float(100000)
}
array(1) {
[0]=>
float(-100000)
}
array(1) {
[0]=>
float(100000)
}
array(1) {
[0]=>
float(-100000)
}
array(1) {
[0]=>
float(1.0E-5)
}
array(1) {
[0]=>
float(-1.0E-5)
}
array(1) {
[0]=>
float(5000000)
}
array(1) {
[0]=>
float(-5000000)
}
array(1) {
[0]=>
float(6.0E-20)
}
array(1) {
[0]=>
float(-6.0E-20)
}
array(1) {
[0]=>
float(5.0E+42)
}
array(1) {
[0]=>
float(-5.0E+42)
}
array(1) {
[0]=>
float(3.4E-33)
}
array(1) {
[0]=>
float(-3.4E-33)
}
bool(false)
-- iteration 9 --
array(1) {
[0]=>
float(-2147483649)
}
array(1) {
[0]=>
float(2147483648)
}
array(1) {
[0]=>
float(-2147483649)
}
array(1) {
[0]=>
float(34359738369)
}
array(1) {
[0]=>
float(2147483649)
}
array(1) {
[0]=>
float(-2147483649)
}
array(1) {
[0]=>
float(0)
}
array(1) {
[0]=>
float(-0.1)
}
array(1) {
[0]=>
float(10)
}
array(1) {
[0]=>
float(1050000)
}
array(1) {
[0]=>
float(100000)
}
array(1) {
[0]=>
float(-100000)
}
array(1) {
[0]=>
float(1.0E-5)
}
array(1) {
[0]=>
float(-1.0E-5)
}
array(1) {
[0]=>
float(100000)
}
array(1) {
[0]=>
float(-100000)
}
array(1) {
[0]=>
float(100000)
}
array(1) {
[0]=>
float(-100000)
}
array(1) {
[0]=>
float(100000)
}
array(1) {
[0]=>
float(-100000)
}
array(1) {
[0]=>
float(1.0E-5)
}
array(1) {
[0]=>
float(-1.0E-5)
}
array(1) {
[0]=>
float(5000000)
}
array(1) {
[0]=>
float(-5000000)
}
array(1) {
[0]=>
float(6.0E-20)
}
array(1) {
[0]=>
float(-6.0E-20)
}
array(1) {
[0]=>
float(5.0E+42)
}
array(1) {
[0]=>
float(-5.0E+42)
}
array(1) {
[0]=>
float(3.4E-33)
}
array(1) {
[0]=>
float(-3.4E-33)
}
bool(false)
-- iteration 10 --
array(1) {
[0]=>
float(-214)
}
array(1) {
[0]=>
float(2147)
}
array(1) {
[0]=>
float(-214)
}
array(1) {
[0]=>
float(3435)
}
array(1) {
[0]=>
float(2147)
}
array(1) {
[0]=>
float(-214)
}
array(1) {
[0]=>
float(0)
}
array(1) {
[0]=>
float(-0.1)
}
array(1) {
[0]=>
float(10)
}
array(1) {
[0]=>
float(1050)
}
array(1) {
[0]=>
float(1000)
}
array(1) {
[0]=>
float(-100)
}
array(1) {
[0]=>
float(1)
}
array(1) {
[0]=>
float(-1)
}
array(1) {
[0]=>
float(1000)
}
array(1) {
[0]=>
float(-100)
}
array(1) {
[0]=>
float(1000)
}
array(1) {
[0]=>
float(-100)
}
array(1) {
[0]=>
float(1000)
}
array(1) {
[0]=>
float(-100)
}
array(1) {
[0]=>
float(1)
}
array(1) {
[0]=>
float(-1)
}
array(1) {
[0]=>
float(5000)
}
array(1) {
[0]=>
float(-500)
}
array(1) {
[0]=>
float(6)
}
array(1) {
[0]=>
float(-6)
}
array(1) {
[0]=>
float(5)
}
array(1) {
[0]=>
float(-5)
}
array(1) {
[0]=>
float(3.4)
}
array(1) {
[0]=>
float(-3.4)
}
bool(false)
-- iteration 11 --
array(1) {
[0]=>
float(-2147483649)
}
array(1) {
[0]=>
float(2147483648)
}
array(1) {
[0]=>
float(-2147483649)
}
array(1) {
[0]=>
float(34359738369)
}
array(1) {
[0]=>
float(2147483649)
}
array(1) {
[0]=>
float(-2147483649)
}
array(1) {
[0]=>
float(0)
}
array(1) {
[0]=>
float(-0.1)
}
array(1) {
[0]=>
float(10)
}
array(1) {
[0]=>
float(1050000)
}
array(1) {
[0]=>
float(100000)
}
array(1) {
[0]=>
float(-100000)
}
array(1) {
[0]=>
float(1.0E-5)
}
array(1) {
[0]=>
float(-1.0E-5)
}
array(1) {
[0]=>
float(100000)
}
array(1) {
[0]=>
float(-100000)
}
array(1) {
[0]=>
float(100000)
}
array(1) {
[0]=>
float(-100000)
}
array(1) {
[0]=>
float(100000)
}
array(1) {
[0]=>
float(-100000)
}
array(1) {
[0]=>
float(1.0E-5)
}
array(1) {
[0]=>
float(-1.0E-5)
}
array(1) {
[0]=>
float(5000000)
}
array(1) {
[0]=>
float(-5000000)
}
array(1) {
[0]=>
float(6.0E-20)
}
array(1) {
[0]=>
float(-6.0E-20)
}
array(1) {
[0]=>
float(5.0E+42)
}
array(1) {
[0]=>
float(-5.0E+42)
}
array(1) {
[0]=>
float(3.4E-33)
}
array(1) {
[0]=>
float(-3.4E-33)
}
bool(false)
-- iteration 12 --
array(1) {
[0]=>
NULL
}
array(1) {
[0]=>
string(10) "2147483648"
}
array(1) {
[0]=>
NULL
}
array(1) {
[0]=>
string(11) "34359738369"
}
array(1) {
[0]=>
string(10) "2147483649"
}
array(1) {
[0]=>
NULL
}
array(1) {
[0]=>
string(1) "0"
}
array(1) {
[0]=>
NULL
}
array(1) {
[0]=>
string(2) "10"
}
array(1) {
[0]=>
string(7) "1050000"
}
array(1) {
[0]=>
string(6) "100000"
}
array(1) {
[0]=>
NULL
}
array(1) {
[0]=>
string(1) "1"
}
array(1) {
[0]=>
NULL
}
array(1) {
[0]=>
string(6) "100000"
}
array(1) {
[0]=>
NULL
}
array(1) {
[0]=>
string(6) "100000"
}
array(1) {
[0]=>
NULL
}
array(1) {
[0]=>
string(6) "100000"
}
array(1) {
[0]=>
NULL
}
array(1) {
[0]=>
string(1) "1"
}
array(1) {
[0]=>
NULL
}
array(1) {
[0]=>
string(7) "5000000"
}
array(1) {
[0]=>
NULL
}
array(1) {
[0]=>
string(1) "6"
}
array(1) {
[0]=>
NULL
}
array(1) {
[0]=>
string(1) "5"
}
array(1) {
[0]=>
NULL
}
array(1) {
[0]=>
string(1) "3"
}
array(1) {
[0]=>
NULL
}
bool(false)
-- iteration 13 --
array(0) {
}
array(0) {
}
array(0) {
}
array(0) {
}
array(0) {
}
array(0) {
}
array(0) {
}
array(0) {
}
array(0) {
}
array(0) {
}
array(0) {
}
array(0) {
}
array(0) {
}
array(0) {
}
array(0) {
}
array(0) {
}
array(0) {
}
array(0) {
}
array(0) {
}
array(0) {
}
array(0) {
}
array(0) {
}
array(0) {
}
array(0) {
}
array(0) {
}
array(0) {
}
array(0) {
}
array(0) {
}
array(0) {
}
array(0) {
}
bool(false)
*** Done ***