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208 lines
4.0 KiB
Plaintext
208 lines
4.0 KiB
Plaintext
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--TEST--
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Testing floatval() and its alias doubleval() Functions
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--FILE--
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<?php
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/* Prototype: float floatval( mixed $var );
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* Description: Returns the float value of var.
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*/
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echo "*** Testing floatval() with valid float values ***\n";
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// different valid float values
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$valid_floats = array(
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0.0,
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1.0,
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-1.0,
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1.234,
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-1.234,
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1.2e3,
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-1.2e3,
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10.0000000000000000005,
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10.5e+5,
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1e5,
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-1e5,
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1e-5,
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-1e-1,
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1e+5,
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-1e+5,
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1E5,
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-1E5,
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1E+5,
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-1E+5,
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.5e+7,
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-.5e+7
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);
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/* loop to check that floatval() recognizes different
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float values, expected output:float value for valid floating point number */
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foreach ($valid_floats as $value ) {
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var_dump( floatval($value) );
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}
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echo "\n*** Testing doubleval() with valid float values ***\n";
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/* loop to check that doubleval() also recognizes different
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float values, expected output:float value for valid floating point number */
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foreach ($valid_floats as $value ) {
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var_dump( doubleval($value) );
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}
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echo "\n*** Testing floatval() on non floating types ***\n";
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// get a resource type variable
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$fp = fopen (__FILE__, "r");
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fclose($fp);
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$dfp = opendir ( dirname(__FILE__) );
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closedir($dfp);
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// other types in an array
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$not_float_types = array (
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-2147483648, // max negative integer value
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2147483648, // max positive integer value
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$fp, // resource
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$dfp,
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"0.0", // string
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"1.0",
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"-1.3e3",
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"bob-1.3e3",
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"10 Some dollars",
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"10.2 Some Dollars",
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"10.0 dollar" + 1,
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"10.0 dollar" + 1.0,
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"",
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true,
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NULL,
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null,
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);
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/* loop through the $not_float_types to see working of
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floatval() on non float types, expected output: float value valid floating point numbers */
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foreach ($not_float_types as $type ) {
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var_dump( floatval($type) );
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}
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echo "\n*** Testing doubleval() on non floating types ***\n";
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/* loop through the $not_float_types to see working of
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doubleval() on non float types, expected output: float value valid floating point numbers */
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foreach ($not_float_types as $type ) {
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var_dump( doubleval($type) );
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}
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echo "\n*** Testing error conditions ***\n";
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//Zero argument
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var_dump( floatval() );
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var_dump( doubleval() );
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//arguments more than expected
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var_dump( floatval(TRUE, FALSE) );
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var_dump( doubleval(TRUE, FALSE) );
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echo "\nDone\n";
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?>
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--EXPECTF--
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*** Testing floatval() with valid float values ***
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float(0)
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float(1)
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float(-1)
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float(1.234)
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float(-1.234)
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float(1200)
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float(-1200)
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float(10)
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float(1050000)
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float(100000)
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float(-100000)
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float(1.0E-5)
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float(-0.1)
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float(100000)
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float(-100000)
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float(100000)
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float(-100000)
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float(100000)
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float(-100000)
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float(5000000)
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float(-5000000)
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*** Testing doubleval() with valid float values ***
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float(0)
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float(1)
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float(-1)
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float(1.234)
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float(-1.234)
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float(1200)
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float(-1200)
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float(10)
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float(1050000)
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float(100000)
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float(-100000)
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float(1.0E-5)
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float(-0.1)
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float(100000)
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float(-100000)
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float(100000)
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float(-100000)
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float(100000)
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float(-100000)
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float(5000000)
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float(-5000000)
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*** Testing floatval() on non floating types ***
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float(-2147483648)
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float(2147483648)
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float(5)
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float(6)
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float(0)
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float(1)
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float(-1300)
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float(0)
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float(10)
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float(10.2)
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float(11)
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float(11)
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float(0)
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float(1)
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float(0)
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float(0)
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*** Testing doubleval() on non floating types ***
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float(-2147483648)
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float(2147483648)
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float(5)
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float(6)
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float(0)
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float(1)
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float(-1300)
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float(0)
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float(10)
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float(10.2)
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float(11)
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float(11)
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float(0)
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float(1)
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float(0)
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float(0)
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*** Testing error conditions ***
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Warning: Wrong parameter count for floatval() in %s on line %d
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NULL
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Warning: Wrong parameter count for doubleval() in %s on line %d
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NULL
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Warning: Wrong parameter count for floatval() in %s on line %d
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NULL
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Warning: Wrong parameter count for doubleval() in %s on line %d
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NULL
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Done
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