gettype_settype_variation5.phpt   [plain text]

--TEST--
Test gettype() & settype() functions : usage variations
--SKIPIF--
<?php
if (PHP_INT_SIZE != 4) die("skip this test is for 32bit platform only");
?>
--INI--
precision=14
--FILE--
<?php
/* Prototype: string gettype ( mixed $var );
   Description: Returns the type of the PHP variable var

   Prototype: bool settype ( mixed &$var, string $type );
   Description: Set the type of variable var to type 
*/

/* Test usage variation of gettype() and settype() functions:
         settype() to resource type.
   Set type of the data to "resource" and verify using gettype
   Following are performed in the listed sequence:
     get the current type of the variable
     set the type of the variable to resource type
     dump the variable to see its new data
     get the new type of the variable
*/

/* function to handle catchable errors */
function foo($errno, $errstr, $errfile, $errline) {
//	var_dump($errstr);
   // print error no and error string
   echo "$errno: $errstr\n";
}
//set the error handler, this is required as
// settype() would fail with catachable fatal error 
set_error_handler("foo"); 

$var1 = "another string";
$var2 = array(2,3,4);

// a variable which is unset
$unset_var = 10.5;
unset( $unset_var );

class point
{
  var $x;
  var $y;

  function point($x, $y) {
     $this->x = $x;
     $this->y = $y;
  }

  function __toString() {
     return "ObjectPoint";
  }
}

$var_values = array ( 
  /* nulls */
  null,  

  /* boolean */
  FALSE, 
  TRUE,
  true,
 
  /* strings */
  "\xFF",
  "\x66",
  "\0123",
  "",
  '',
  " ",
  ' ',
  /* numerics in the form of string */
  '10',
  "10",
  "10string",
  '10string',
  "1",  
  "-1",
  "1e2",
  " 1",
  "2974394749328742328432",
  "-1e-2",
  '1',
  '-1',
  '1e2',
  ' 1',
  '2974394749328742328432',
  '-1e-2',
  "0xff",
  '0x55',
  '0XA55',
  '0X123',
  "0123",
  '0123',
  "-0123",
  "+0123",
  '-0123',
  '+0123',
  "-0x80001", // invalid numerics as its prefix with sign or have decimal points
  "+0x80001",
  "-0x80001.5",
  "0x80001.5",
  "@$%#$%^$%^&^",

  /* arrays */
  array(),
  array(NULL),
  array(1,2,3,4),
  array(1 => "one", 2 => "two", "3" => "three", "four" => 4),
  array(1.5, 2.4, 6.5e6),

  /* integers */
  -2147483648, // max -ne int value
  2147483647,
  2147483649,
  1232147483649,
  0x55,
  0xF674593039, // a hex value > than max int
  -0X558F,
  0555,
  -0555,
  02224242434343152, // an octal value > than max int
  
  /* floats */
  1e5,
  -1e5,
  1E5, 
  -1E5,
  -1.5,
  .5,
  -.5,
  .5e6,
  -.5e6,
  -.5e-6,
  .5e+6,
  -.5e+6,
  .512E6,
  -.512E6,
  .512E-6,
  +.512E-6,
  .512E+6,
  -.512E+6,

  new point(NULL, NULL),
  new point(2.5, 40.5),
  new point(0, 0),

  /* undefined/unset vars */
  $unset_var,
  $undef_var
);

/* test conversion to resource type */
$type = "resource";

echo "\n*** Testing gettype() & settype() functions : usage variations ***\n";
echo "\n-- Setting type of data to $type --\n";
$loop_count = 1;
foreach ($var_values as $var) {
  echo "-- Iteration $loop_count --\n"; $loop_count++;

  // get the current data type
  var_dump( gettype($var) );

  // convert it to null
  var_dump( settype($var, $type) );

  // dump the converted data
  var_dump( $var );

  // check the new type after conversion
  var_dump( gettype($var) );
}

echo "Done\n";
?>
--EXPECTF--	
8: Undefined variable: unset_var
8: Undefined variable: undef_var

*** Testing gettype() & settype() functions : usage variations ***

-- Setting type of data to resource --
-- Iteration 1 --
string(4) "NULL"
2: settype(): Cannot convert to resource type
bool(false)
NULL
string(4) "NULL"
-- Iteration 2 --
string(7) "boolean"
2: settype(): Cannot convert to resource type
bool(false)
bool(false)
string(7) "boolean"
-- Iteration 3 --
string(7) "boolean"
2: settype(): Cannot convert to resource type
bool(false)
bool(true)
string(7) "boolean"
-- Iteration 4 --
string(7) "boolean"
2: settype(): Cannot convert to resource type
bool(false)
bool(true)
string(7) "boolean"
-- Iteration 5 --
string(6) "string"
2: settype(): Cannot convert to resource type
bool(false)
string(1) "ÿ"
string(6) "string"
-- Iteration 6 --
string(6) "string"
2: settype(): Cannot convert to resource type
bool(false)
string(1) "f"
string(6) "string"
-- Iteration 7 --
string(6) "string"
2: settype(): Cannot convert to resource type
bool(false)
string(2) "
3"
string(6) "string"
-- Iteration 8 --
string(6) "string"
2: settype(): Cannot convert to resource type
bool(false)
string(0) ""
string(6) "string"
-- Iteration 9 --
string(6) "string"
2: settype(): Cannot convert to resource type
bool(false)
string(0) ""
string(6) "string"
-- Iteration 10 --
string(6) "string"
2: settype(): Cannot convert to resource type
bool(false)
string(1) " "
string(6) "string"
-- Iteration 11 --
string(6) "string"
2: settype(): Cannot convert to resource type
bool(false)
string(1) " "
string(6) "string"
-- Iteration 12 --
string(6) "string"
2: settype(): Cannot convert to resource type
bool(false)
string(2) "10"
string(6) "string"
-- Iteration 13 --
string(6) "string"
2: settype(): Cannot convert to resource type
bool(false)
string(2) "10"
string(6) "string"
-- Iteration 14 --
string(6) "string"
2: settype(): Cannot convert to resource type
bool(false)
string(8) "10string"
string(6) "string"
-- Iteration 15 --
string(6) "string"
2: settype(): Cannot convert to resource type
bool(false)
string(8) "10string"
string(6) "string"
-- Iteration 16 --
string(6) "string"
2: settype(): Cannot convert to resource type
bool(false)
string(1) "1"
string(6) "string"
-- Iteration 17 --
string(6) "string"
2: settype(): Cannot convert to resource type
bool(false)
string(2) "-1"
string(6) "string"
-- Iteration 18 --
string(6) "string"
2: settype(): Cannot convert to resource type
bool(false)
string(3) "1e2"
string(6) "string"
-- Iteration 19 --
string(6) "string"
2: settype(): Cannot convert to resource type
bool(false)
string(2) " 1"
string(6) "string"
-- Iteration 20 --
string(6) "string"
2: settype(): Cannot convert to resource type
bool(false)
string(22) "2974394749328742328432"
string(6) "string"
-- Iteration 21 --
string(6) "string"
2: settype(): Cannot convert to resource type
bool(false)
string(5) "-1e-2"
string(6) "string"
-- Iteration 22 --
string(6) "string"
2: settype(): Cannot convert to resource type
bool(false)
string(1) "1"
string(6) "string"
-- Iteration 23 --
string(6) "string"
2: settype(): Cannot convert to resource type
bool(false)
string(2) "-1"
string(6) "string"
-- Iteration 24 --
string(6) "string"
2: settype(): Cannot convert to resource type
bool(false)
string(3) "1e2"
string(6) "string"
-- Iteration 25 --
string(6) "string"
2: settype(): Cannot convert to resource type
bool(false)
string(2) " 1"
string(6) "string"
-- Iteration 26 --
string(6) "string"
2: settype(): Cannot convert to resource type
bool(false)
string(22) "2974394749328742328432"
string(6) "string"
-- Iteration 27 --
string(6) "string"
2: settype(): Cannot convert to resource type
bool(false)
string(5) "-1e-2"
string(6) "string"
-- Iteration 28 --
string(6) "string"
2: settype(): Cannot convert to resource type
bool(false)
string(4) "0xff"
string(6) "string"
-- Iteration 29 --
string(6) "string"
2: settype(): Cannot convert to resource type
bool(false)
string(4) "0x55"
string(6) "string"
-- Iteration 30 --
string(6) "string"
2: settype(): Cannot convert to resource type
bool(false)
string(5) "0XA55"
string(6) "string"
-- Iteration 31 --
string(6) "string"
2: settype(): Cannot convert to resource type
bool(false)
string(5) "0X123"
string(6) "string"
-- Iteration 32 --
string(6) "string"
2: settype(): Cannot convert to resource type
bool(false)
string(4) "0123"
string(6) "string"
-- Iteration 33 --
string(6) "string"
2: settype(): Cannot convert to resource type
bool(false)
string(4) "0123"
string(6) "string"
-- Iteration 34 --
string(6) "string"
2: settype(): Cannot convert to resource type
bool(false)
string(5) "-0123"
string(6) "string"
-- Iteration 35 --
string(6) "string"
2: settype(): Cannot convert to resource type
bool(false)
string(5) "+0123"
string(6) "string"
-- Iteration 36 --
string(6) "string"
2: settype(): Cannot convert to resource type
bool(false)
string(5) "-0123"
string(6) "string"
-- Iteration 37 --
string(6) "string"
2: settype(): Cannot convert to resource type
bool(false)
string(5) "+0123"
string(6) "string"
-- Iteration 38 --
string(6) "string"
2: settype(): Cannot convert to resource type
bool(false)
string(8) "-0x80001"
string(6) "string"
-- Iteration 39 --
string(6) "string"
2: settype(): Cannot convert to resource type
bool(false)
string(8) "+0x80001"
string(6) "string"
-- Iteration 40 --
string(6) "string"
2: settype(): Cannot convert to resource type
bool(false)
string(10) "-0x80001.5"
string(6) "string"
-- Iteration 41 --
string(6) "string"
2: settype(): Cannot convert to resource type
bool(false)
string(9) "0x80001.5"
string(6) "string"
-- Iteration 42 --
string(6) "string"
2: settype(): Cannot convert to resource type
bool(false)
string(12) "@$%#$%^$%^&^"
string(6) "string"
-- Iteration 43 --
string(5) "array"
2: settype(): Cannot convert to resource type
bool(false)
array(0) {
}
string(5) "array"
-- Iteration 44 --
string(5) "array"
2: settype(): Cannot convert to resource type
bool(false)
array(1) {
  [0]=>
  NULL
}
string(5) "array"
-- Iteration 45 --
string(5) "array"
2: settype(): Cannot convert to resource type
bool(false)
array(4) {
  [0]=>
  int(1)
  [1]=>
  int(2)
  [2]=>
  int(3)
  [3]=>
  int(4)
}
string(5) "array"
-- Iteration 46 --
string(5) "array"
2: settype(): Cannot convert to resource type
bool(false)
array(4) {
  [1]=>
  string(3) "one"
  [2]=>
  string(3) "two"
  [3]=>
  string(5) "three"
  ["four"]=>
  int(4)
}
string(5) "array"
-- Iteration 47 --
string(5) "array"
2: settype(): Cannot convert to resource type
bool(false)
array(3) {
  [0]=>
  float(1.5)
  [1]=>
  float(2.4)
  [2]=>
  float(6500000)
}
string(5) "array"
-- Iteration 48 --
string(6) "double"
2: settype(): Cannot convert to resource type
bool(false)
float(-2147483648)
string(6) "double"
-- Iteration 49 --
string(7) "integer"
2: settype(): Cannot convert to resource type
bool(false)
int(2147483647)
string(7) "integer"
-- Iteration 50 --
string(6) "double"
2: settype(): Cannot convert to resource type
bool(false)
float(2147483649)
string(6) "double"
-- Iteration 51 --
string(6) "double"
2: settype(): Cannot convert to resource type
bool(false)
float(1232147483649)
string(6) "double"
-- Iteration 52 --
string(7) "integer"
2: settype(): Cannot convert to resource type
bool(false)
int(85)
string(7) "integer"
-- Iteration 53 --
string(6) "double"
2: settype(): Cannot convert to resource type
bool(false)
float(1058513956921)
string(6) "double"
-- Iteration 54 --
string(7) "integer"
2: settype(): Cannot convert to resource type
bool(false)
int(-21903)
string(7) "integer"
-- Iteration 55 --
string(7) "integer"
2: settype(): Cannot convert to resource type
bool(false)
int(365)
string(7) "integer"
-- Iteration 56 --
string(7) "integer"
2: settype(): Cannot convert to resource type
bool(false)
int(-365)
string(7) "integer"
-- Iteration 57 --
string(6) "double"
2: settype(): Cannot convert to resource type
bool(false)
float(80561044571754)
string(6) "double"
-- Iteration 58 --
string(6) "double"
2: settype(): Cannot convert to resource type
bool(false)
float(100000)
string(6) "double"
-- Iteration 59 --
string(6) "double"
2: settype(): Cannot convert to resource type
bool(false)
float(-100000)
string(6) "double"
-- Iteration 60 --
string(6) "double"
2: settype(): Cannot convert to resource type
bool(false)
float(100000)
string(6) "double"
-- Iteration 61 --
string(6) "double"
2: settype(): Cannot convert to resource type
bool(false)
float(-100000)
string(6) "double"
-- Iteration 62 --
string(6) "double"
2: settype(): Cannot convert to resource type
bool(false)
float(-1.5)
string(6) "double"
-- Iteration 63 --
string(6) "double"
2: settype(): Cannot convert to resource type
bool(false)
float(0.5)
string(6) "double"
-- Iteration 64 --
string(6) "double"
2: settype(): Cannot convert to resource type
bool(false)
float(-0.5)
string(6) "double"
-- Iteration 65 --
string(6) "double"
2: settype(): Cannot convert to resource type
bool(false)
float(500000)
string(6) "double"
-- Iteration 66 --
string(6) "double"
2: settype(): Cannot convert to resource type
bool(false)
float(-500000)
string(6) "double"
-- Iteration 67 --
string(6) "double"
2: settype(): Cannot convert to resource type
bool(false)
float(-5.0E-7)
string(6) "double"
-- Iteration 68 --
string(6) "double"
2: settype(): Cannot convert to resource type
bool(false)
float(500000)
string(6) "double"
-- Iteration 69 --
string(6) "double"
2: settype(): Cannot convert to resource type
bool(false)
float(-500000)
string(6) "double"
-- Iteration 70 --
string(6) "double"
2: settype(): Cannot convert to resource type
bool(false)
float(512000)
string(6) "double"
-- Iteration 71 --
string(6) "double"
2: settype(): Cannot convert to resource type
bool(false)
float(-512000)
string(6) "double"
-- Iteration 72 --
string(6) "double"
2: settype(): Cannot convert to resource type
bool(false)
float(5.12E-7)
string(6) "double"
-- Iteration 73 --
string(6) "double"
2: settype(): Cannot convert to resource type
bool(false)
float(5.12E-7)
string(6) "double"
-- Iteration 74 --
string(6) "double"
2: settype(): Cannot convert to resource type
bool(false)
float(512000)
string(6) "double"
-- Iteration 75 --
string(6) "double"
2: settype(): Cannot convert to resource type
bool(false)
float(-512000)
string(6) "double"
-- Iteration 76 --
string(6) "object"
2: settype(): Cannot convert to resource type
bool(false)
object(point)#1 (2) {
  ["x"]=>
  NULL
  ["y"]=>
  NULL
}
string(6) "object"
-- Iteration 77 --
string(6) "object"
2: settype(): Cannot convert to resource type
bool(false)
object(point)#2 (2) {
  ["x"]=>
  float(2.5)
  ["y"]=>
  float(40.5)
}
string(6) "object"
-- Iteration 78 --
string(6) "object"
2: settype(): Cannot convert to resource type
bool(false)
object(point)#3 (2) {
  ["x"]=>
  int(0)
  ["y"]=>
  int(0)
}
string(6) "object"
-- Iteration 79 --
string(4) "NULL"
2: settype(): Cannot convert to resource type
bool(false)
NULL
string(4) "NULL"
-- Iteration 80 --
string(4) "NULL"
2: settype(): Cannot convert to resource type
bool(false)
NULL
string(4) "NULL"
Done