New testcases for array_rand() function

This commit is contained in:
Raghubansh Kumar 2007-10-19 18:41:13 +00:00
parent dd465b457c
commit 36ca7b94e6
9 changed files with 1069 additions and 0 deletions

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--TEST--
Test array_rand() function : basic functionality - array with default keys
--FILE--
<?php
/* Prototype : mixed array_rand(array $input [, int $num_req])
* Description: Return key/keys for random entry/entries in the array
* Source code: ext/standard/array.c
*/
/*
* Test array_rand() when array with default keys is passed to 'input' argument
*/
echo "*** Testing array_rand() : array with default keys ***\n";
// Initialise the 'input' and 'num_req' variables
$input = array(10, 20, 30, 40, 50, 60, 70);
$num_req = 6;
// Calling array_rand() with optional argument
echo"\n-- with all default and optional arguments --\n";
var_dump( array_rand($input,$num_req) );
// Calling array_rand() with default arguments
echo"\n-- with default argument --\n";
var_dump( array_rand($input) );
echo "Done";
?>
--EXPECTF--
*** Testing array_rand() : array with default keys ***
-- with all default and optional arguments --
array(%d) {
[0]=>
int(%d)
[1]=>
int(%d)
[2]=>
int(%d)
[3]=>
int(%d)
[4]=>
int(%d)
[5]=>
int(%d)
}
-- with default argument --
int(%d)
Done

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--TEST--
Test array_rand() function : basic functionality - with associative array for 'input' argument
--FILE--
<?php
/* Prototype : mixed array_rand(array $input [, int $num_req])
* Description: Return key/keys for random entry/entries in the array
* Source code: ext/standard/array.c
*/
/*
* Test array_rand() when associative array is passed to 'input' argument
*/
echo "*** Testing array_rand() : with associative array ***\n";
// Initialise the 'input' and 'num_req' variables
$input = array(
'one' => 1, 'two' => 2, 'three' => 3,
'FoUr' => 'four', '#5' => 5, 'SIX' => 'six',
"seven" => 7, "#8" => "eight", "nine" => "NINE"
);
$num_req = 6;
// Calling array_rand() with optional argument
echo"\n-- with all default and optional arguments --\n";
var_dump( array_rand($input,$num_req) );
// Calling array_rand() with default arguments
echo"\n-- with default argument --\n";
var_dump( array_rand($input) );
echo "Done";
?>
--EXPECTF--
*** Testing array_rand() : with associative array ***
-- with all default and optional arguments --
array(6) {
[0]=>
string(%d) "%s"
[1]=>
string(%d) "%s"
[2]=>
string(%d) "%s"
[3]=>
string(%d) "%s"
[4]=>
string(%d) "%s"
[5]=>
string(%d) "%s"
}
-- with default argument --
string(%d) "%s"
Done

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--TEST--
Test array_rand() function : error conditions
--FILE--
<?php
/* Prototype : mixed array_rand(array input [, int num_req])
* Description: Return key/keys for random entry/entries in the array
* Source code: ext/standard/array.c
*/
echo "*** Testing array_rand() : error conditions ***\n";
// Zero arguments
echo "\n-- Testing array_rand() function with Zero arguments --\n";
var_dump( array_rand() );
//Test array_rand with one more than the expected number of arguments
echo "\n-- Testing array_rand() function with more than expected no. of arguments --\n";
$input = array(1, 2);
$num_req = 10;
$extra_arg = 10;
var_dump( array_rand($input,$num_req, $extra_arg) );
echo "Done";
?>
--EXPECTF--
*** Testing array_rand() : error conditions ***
-- Testing array_rand() function with Zero arguments --
Warning: Wrong parameter count for array_rand() in %s on line %d
NULL
-- Testing array_rand() function with more than expected no. of arguments --
Warning: Wrong parameter count for array_rand() in %s on line %d
NULL
Done

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--TEST--
Test array_rand() function : usage variations - unexpected values for 'input' parameter
--FILE--
<?php
/* Prototype : mixed array_rand(array input [, int num_req])
* Description: Return key/keys for random entry/entries in the array
* Source code: ext/standard/array.c
*/
/*
* Test array_rand() with different types of values other than arrays passed to the 'input' parameter
* to see that function works with unexpeced data and generates warning message as required.
*/
echo "*** Testing array_rand() : unexpected values for 'input' parameter ***\n";
// Initialise function arguments
$num_req = 10;
//get an unset variable
$unset_var = 10;
unset ($unset_var);
//get a resource variable
$fp = fopen(__FILE__, "r");
//define a class
class test
{
var $t = 10;
function __toString()
{
return "object";
}
}
//array of different values for 'input' parameter
$values = array(
// int data
/*1*/ 0,
1,
12345,
-2345,
// float data
/*5*/ 10.5,
-10.5,
12.3456789000e10,
12.3456789000E-10,
.5,
// null data
/*10*/ NULL,
null,
// boolean data
/*12*/ true,
false,
TRUE,
FALSE,
// empty data
/*16*/ "",
'',
// string data
/*18*/ "string",
'string',
// object data
/*20*/ new test(),
// resource data
/*21*/ $fp,
// undefined data
/*22*/ @$undefined_var,
// unset data
/*23*/ @$unset_var,
);
/* loop through each element of the array to test array_rand() function
* for different values for 'input' argument
*/
$count = 1;
foreach($values as $value) {
echo "\n-- Iteration $count --\n";
var_dump( array_rand($value,$num_req) );
$count++;
};
// closing the resource
fclose($fp);
echo "Done";
?>
--EXPECTF--
*** Testing array_rand() : unexpected values for 'input' parameter ***
-- Iteration 1 --
Warning: array_rand(): First argument has to be an array in %s on line %d
NULL
-- Iteration 2 --
Warning: array_rand(): First argument has to be an array in %s on line %d
NULL
-- Iteration 3 --
Warning: array_rand(): First argument has to be an array in %s on line %d
NULL
-- Iteration 4 --
Warning: array_rand(): First argument has to be an array in %s on line %d
NULL
-- Iteration 5 --
Warning: array_rand(): First argument has to be an array in %s on line %d
NULL
-- Iteration 6 --
Warning: array_rand(): First argument has to be an array in %s on line %d
NULL
-- Iteration 7 --
Warning: array_rand(): First argument has to be an array in %s on line %d
NULL
-- Iteration 8 --
Warning: array_rand(): First argument has to be an array in %s on line %d
NULL
-- Iteration 9 --
Warning: array_rand(): First argument has to be an array in %s on line %d
NULL
-- Iteration 10 --
Warning: array_rand(): First argument has to be an array in %s on line %d
NULL
-- Iteration 11 --
Warning: array_rand(): First argument has to be an array in %s on line %d
NULL
-- Iteration 12 --
Warning: array_rand(): First argument has to be an array in %s on line %d
NULL
-- Iteration 13 --
Warning: array_rand(): First argument has to be an array in %s on line %d
NULL
-- Iteration 14 --
Warning: array_rand(): First argument has to be an array in %s on line %d
NULL
-- Iteration 15 --
Warning: array_rand(): First argument has to be an array in %s on line %d
NULL
-- Iteration 16 --
Warning: array_rand(): First argument has to be an array in %s on line %d
NULL
-- Iteration 17 --
Warning: array_rand(): First argument has to be an array in %s on line %d
NULL
-- Iteration 18 --
Warning: array_rand(): First argument has to be an array in %s on line %d
NULL
-- Iteration 19 --
Warning: array_rand(): First argument has to be an array in %s on line %d
NULL
-- Iteration 20 --
Warning: array_rand(): First argument has to be an array in %s on line %d
NULL
-- Iteration 21 --
Warning: array_rand(): First argument has to be an array in %s on line %d
NULL
-- Iteration 22 --
Warning: array_rand(): First argument has to be an array in %s on line %d
NULL
-- Iteration 23 --
Warning: array_rand(): First argument has to be an array in %s on line %d
NULL
Done

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--TEST--
Test array_rand() function : usage variations - unexpected values for 'num_req' parameter
--FILE--
<?php
/* Prototype : mixed array_rand(array input [, int num_req])
* Description: Return key/keys for random entry/entries in the array
* Source code: ext/standard/array.c
*/
/*
* Test array_rand() with different types of values other than int passed to 'num_req' argument
* to see that function works with unexpeced data and generates warning message as required.
*/
echo "*** Testing array_rand() : unexpected values for 'num_req' parameter ***\n";
// Initialise function arguments
$input = array(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13);
//get an unset variable
$unset_var = 10;
unset ($unset_var);
//define a class
class test
{
var $t = 10;
function __toString()
{
return "3object";
}
}
//array of values to iterate over
$values = array(
// int data
/*1*/ 0,
1,
12345,
-2345,
// float data
/*5*/ 10.5,
-10.5,
12.3456789000e10,
12.3456789000E-10,
.5,
// null data
/*10*/ NULL,
null,
// boolean data
/*12*/ true,
false,
TRUE,
FALSE,
// empty data
/*16*/ "",
'',
// string data
/*18*/ "string",
'string',
// object data
/*20*/ new test(),
// undefined data
/*21*/ @$undefined_var,
// unset data
/*22*/ @$unset_var,
);
// loop through each element of the array for different values for 'num_req' argument
$count = 1;
foreach($values as $value) {
echo "\n-- Iteration $count --\n";
var_dump( array_rand($input,$value) );
$count++;
};
echo "Done";
?>
--EXPECTF--
*** Testing array_rand() : unexpected values for 'num_req' parameter ***
-- Iteration 1 --
Warning: array_rand(): Second argument has to be between 1 and the number of elements in the array in %s on line %d
NULL
-- Iteration 2 --
int(%d)
-- Iteration 3 --
Warning: array_rand(): Second argument has to be between 1 and the number of elements in the array in %s on line %d
NULL
-- Iteration 4 --
Warning: array_rand(): Second argument has to be between 1 and the number of elements in the array in %s on line %d
NULL
-- Iteration 5 --
array(10) {
[0]=>
int(%d)
[1]=>
int(%d)
[2]=>
int(%d)
[3]=>
int(%d)
[4]=>
int(%d)
[5]=>
int(%d)
[6]=>
int(%d)
[7]=>
int(%d)
[8]=>
int(%d)
[9]=>
int(%d)
}
-- Iteration 6 --
Warning: array_rand(): Second argument has to be between 1 and the number of elements in the array in %s on line %d
NULL
-- Iteration 7 --
Warning: array_rand(): Second argument has to be between 1 and the number of elements in the array in %s on line %d
NULL
-- Iteration 8 --
Warning: array_rand(): Second argument has to be between 1 and the number of elements in the array in %s on line %d
NULL
-- Iteration 9 --
Warning: array_rand(): Second argument has to be between 1 and the number of elements in the array in %s on line %d
NULL
-- Iteration 10 --
Warning: array_rand(): Second argument has to be between 1 and the number of elements in the array in %s on line %d
NULL
-- Iteration 11 --
Warning: array_rand(): Second argument has to be between 1 and the number of elements in the array in %s on line %d
NULL
-- Iteration 12 --
int(%d)
-- Iteration 13 --
Warning: array_rand(): Second argument has to be between 1 and the number of elements in the array in %s on line %d
NULL
-- Iteration 14 --
int(%d)
-- Iteration 15 --
Warning: array_rand(): Second argument has to be between 1 and the number of elements in the array in %s on line %d
NULL
-- Iteration 16 --
Warning: array_rand(): Second argument has to be between 1 and the number of elements in the array in %s on line %d
NULL
-- Iteration 17 --
Warning: array_rand(): Second argument has to be between 1 and the number of elements in the array in %s on line %d
NULL
-- Iteration 18 --
Warning: array_rand(): Second argument has to be between 1 and the number of elements in the array in %s on line %d
NULL
-- Iteration 19 --
Warning: array_rand(): Second argument has to be between 1 and the number of elements in the array in %s on line %d
NULL
-- Iteration 20 --
Notice: Object of class test could not be converted to int in %s on line %d
int(%d)
-- Iteration 21 --
Warning: array_rand(): Second argument has to be between 1 and the number of elements in the array in %s on line %d
NULL
-- Iteration 22 --
Warning: array_rand(): Second argument has to be between 1 and the number of elements in the array in %s on line %d
NULL
Done

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--TEST--
Test array_rand() function : usage variation - with MultiDimensional array
--FILE--
<?php
/* Prototype : mixed array_rand(array $input [, int $num_req])
* Description: Return key/keys for random entry/entries in the array
* Source code: ext/standard/array.c
*/
/*
* Test behaviour of array_rand() function when multi-dimensional array
* is passed to 'input' argument
*/
echo "*** Testing array_rand() : with multi-dimensional array ***\n";
// initialise the multi-dimensional array
$input = array(
// array with int values
/*1*/ array(1, 2, 0, -0, -1, -2),
// array with float values
array(1.23, -1.23, 0.34, -0.34, 0e2, 2e-3, -2e2, -40e-2),
// array with single quoted strings
/*3*/ array('one', '123numbers', 'hello\tworld', 'hello world\0', '12.34floatnum'),
// array with double quoted strings
array("one","123numbers", "hello\tworld", "hello world\0", "12.34floatnum"),
// array with bool values
/*5*/ array(true, TRUE, FALSE, false, TrUe, FaLsE),
// array with hexa values
array(0x123, -0x123, 0xabc, 0xABC, 0xab),
// array with null values
/*7*/ array(null, NULL, "\0", Null, NuLl)
);
// initialise 'num_req' variable
$num_req = 3;
// calling array_rand() function with multi-dimensional array
var_dump( array_rand($input, $num_req) );
// looping to test array_rand() with each sub-array in the multi-dimensional array
echo "\n*** Testing array_rand() with arrays having different types of values ***\n";
$counter = 1;
foreach($input as $arr) {
echo "\n-- Iteration $counter --\n";
var_dump( array_rand($arr) ); // with default arguments
var_dump( array_rand($arr, 3) ); // with default as well as optional arguments
$counter++;
}
echo "Done";
?>
--EXPECTF--
*** Testing array_rand() : with multi-dimensional array ***
array(3) {
[0]=>
int(%d)
[1]=>
int(%d)
[2]=>
int(%d)
}
*** Testing array_rand() with arrays having different types of values ***
-- Iteration 1 --
int(%d)
array(3) {
[0]=>
int(%d)
[1]=>
int(%d)
[2]=>
int(%d)
}
-- Iteration 2 --
int(%d)
array(3) {
[0]=>
int(%d)
[1]=>
int(%d)
[2]=>
int(%d)
}
-- Iteration 3 --
int(%d)
array(3) {
[0]=>
int(%d)
[1]=>
int(%d)
[2]=>
int(%d)
}
-- Iteration 4 --
int(%d)
array(3) {
[0]=>
int(%d)
[1]=>
int(%d)
[2]=>
int(%d)
}
-- Iteration 5 --
int(%d)
array(3) {
[0]=>
int(%d)
[1]=>
int(%d)
[2]=>
int(%d)
}
-- Iteration 6 --
int(%d)
array(3) {
[0]=>
int(%d)
[1]=>
int(%d)
[2]=>
int(%d)
}
-- Iteration 7 --
int(%d)
array(3) {
[0]=>
int(%d)
[1]=>
int(%d)
[2]=>
int(%d)
}
Done

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--TEST--
Test array_rand() function : usage variation - with associative arrays for 'input' parameter
--FILE--
<?php
/* Prototype : mixed array_rand(array $input [, int $num_req])
* Description: Return key/keys for random entry/entries in the array
* Source code: ext/standard/array.c
*/
/*
* Test behaviour of array_rand() function when associative array is passed to
* the 'input' parameter in the function call
*/
echo "*** Testing array_rand() : with associative arrays ***\n";
// initialise associative arrays
$asso_arrays = array(
// array with numeric keys
/*1*/ array(1 => 'one', 2 => 2, 1234567890 => 'big', -1 => 'negative key',
2.3 => 'float key', 0 => "zero key", 0.2 => 'decimal key',
2e2 => 'exp key1', -2e3 => 'negative exp key'),
// array with string keys
array('one' => 1, "two" => 2.0, "three" => 'three',
'12twelve' => 12.00, "" => 'empty string', " " => "space key"),
// array with hexa values as keys
/*3*/ array(0xabc => 2748, 0x12f => '303', 0xff => "255", -0xff => "-255"),
// array with octal values as keys
array(0123 => 83, 0129 => 10, 010 => "8", -0348 => "-28", 0012 => '10'),
// array with bool values as keys
array(TRUE => '1', true => true, TrUe => "TRUE",
FALSE => '0', false => false, FaLsE => "FALSE"),
// array with special chars as keys
/*6*/ array('##' => "key1", '&$r' => 'key2', '!' => "key3", '<>' =>'key4',
"NULL" => 'key5', "\n" => 'newline as key',
"\t" => "tab as key", "'" => 'single quote as key',
'"' => 'double quote as key', "\0" => "null char as key")
);
/* looping to test array_rand() function with different arrays having
* different types of keys
*/
$counter = 1;
foreach($asso_arrays as $input) {
echo "\n-- Iteration $counter --\n";
// with default argument
echo"\nWith default argument\n";
var_dump( array_rand($input) );
// with default and optional arguments
echo"\nWith num_req = 1\n";
var_dump( array_rand($input, 1) ); // with $num_req=1
echo"\nWith num_req = 2\n";
var_dump( array_rand($input, 2) ); // with $num_req=2
$counter++;
} // end of for loop
echo "Done";
?>
--EXPECTREGEX--
\*\*\* Testing array_rand\(\) : with associative arrays \*\*\*
-- Iteration 1 --
With default argument
int\([012-][12.e]*[23e]*[34]*[5]*[6]*[7]*[8]*[9]*[0]*\)
With num_req = 1
int\([012-][12.e]*[23e]*[34]*[5]*[6]*[7]*[8]*[9]*[0]*\)
With num_req = 2
array\(2\) {
\[0\]=>
int\([012-][12.e]*[23e]*[34]*[5]*[6]*[7]*[8]*[9]*[0]*\)
\[1\]=>
int\([012-][12.e]*[23e]*[34]*[5]*[6]*[7]*[8]*[9]*[0]*\)
}
-- Iteration 2 --
With default argument
string\([0-9]*\) "[ot1 ]*[hnw2]*[eort]*[ew]*[e]*[l]*[v]*[e]*"
With num_req = 1
string\([0-9]*\) "[ot1 ]*[hnw2]*[eort]*[ew]*[e]*[l]*[v]*[e]*"
With num_req = 2
array\(2\) {
\[0\]=>
string\([0-9]*\) "[ot1 ]*[hnw2]*[eort]*[ew]*[e]*[l]*[v]*[e]*"
\[1\]=>
string\([0-9]*\) "[ot1 ]*[hnw2]*[eort]*[ew]*[e]*[l]*[v]*[e]*"
}
-- Iteration 3 --
With default argument
int\([23-]*[2570]*[345]*[58]*\)
With num_req = 1
int\([23-]*[2570]*[345]*[58]*\)
With num_req = 2
array\(2\) {
\[0\]=>
int\([23-]*[2570]*[345]*[58]*\)
\[1\]=>
int\([23-]*[2570]*[345]*[58]*\)
}
-- Iteration 4 --
With default argument
int\([18-]*[023]*[8]*\)
With num_req = 1
int\([18-]*[023]*[8]*\)
With num_req = 2
array\(2\) {
\[0\]=>
int\([18-]*[023]*[8]*\)
\[1\]=>
int\([18-]*[023]*[8]*\)
}
-- Iteration 5 --
With default argument
int\([01]\)
With num_req = 1
int\([01]\)
With num_req = 2
array\(2\) {
\[0\]=>
int\([01]\)
\[1\]=>
int\([01]\)
}
-- Iteration 6 --
With default argument
string\([0-9]*\) "[#&!N <\n\t'"\0]*[U#$>]*[rL]*[L]*"
With num_req = 1
string\([0-9]*\) "[#&!N <\n\t'"\0]*[U#$>]*[rL]*[L]*"
With num_req = 2
array\(2\) {
\[0\]=>
string\([0-9]*\) "[#&!N <\n\t'"\0]*[U#$>]*[rL]*[L]*"
\[1\]=>
string\([0-9]*\) "[#&!N <\n\t'"\0]*[U#$>]*[rL]*[L]*"
}
Done

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--TEST--
Test array_rand() function : usage variation - invalid values for 'req_num' parameter
--FILE--
<?php
/* Prototype : mixed array_rand(array $input [, int $num_req])
* Description: Return key/keys for random entry/entries in the array
* Source code: ext/standard/array.c
*/
/*
* Test behaviour of array_rand() function when associative array and
* various invalid values are passed to the 'input' and 'req_num'
* parameters respectively
*/
echo "*** Testing array_rand() : with invalid values for 'req_num' ***\n";
// initialise associative arrays
$input = array(
1 => 'one', 2.2 => 'float key', 0.9 => 'decimal key',
2e2 => 'exp key1', 2000e-3 => 'negative exp key',
0xabc => 2748, 0x12f => '303', 0xff => "255",
0123 => 83, 0129 => 10, 010 => "8"
);
// Testing array_rand() function with various invalid 'req_num' values
// with valid num_req values
echo"\n-- With default num_req value --\n";
var_dump( array_rand($input) ); // with default $num_req value
echo"\n-- With num_req = 1 --\n";
var_dump( array_rand($input, 1) ); // with valid $num_req value
// with invalid num_req value
echo"\n-- With num_req = 0 --\n";
var_dump( array_rand($input, 0) ); // with $num_req=0
echo"\n-- With num_req = -1 --\n";
var_dump( array_rand($input, -1) ); // with $num_req=-1
echo"\n-- With num_req = -2 --\n";
var_dump( array_rand($input, -2) ); // with $num_req=-2
echo"\n-- With num_req more than number of members in 'input' array --\n";
var_dump( array_rand($input, 13) ); // with $num_req=13
echo "Done";
?>
--EXPECTF--
*** Testing array_rand() : with invalid values for 'req_num' ***
-- With default num_req value --
int(%d)
-- With num_req = 1 --
int(%d)
-- With num_req = 0 --
Warning: array_rand(): Second argument has to be between 1 and the number of elements in the array in %s on line %d
NULL
-- With num_req = -1 --
Warning: array_rand(): Second argument has to be between 1 and the number of elements in the array in %s on line %d
NULL
-- With num_req = -2 --
Warning: array_rand(): Second argument has to be between 1 and the number of elements in the array in %s on line %d
NULL
-- With num_req more than number of members in 'input' array --
Warning: array_rand(): Second argument has to be between 1 and the number of elements in the array in %s on line %d
NULL
Done

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--TEST--
Test array_rand() function : usage variation - with heredoc string as key in the 'input' array
--FILE--
<?php
/* Prototype : mixed array_rand(array $input [, int $num_req])
* Description: Return key/keys for random entry/entries in the array
* Source code: ext/standard/array.c
*/
/*
* Test behaviour of array_rand() when keys of the 'input' array is heredoc string
*/
echo "*** Testing array_rand() : with keys of input array as heredoc strings ***\n";
// defining different heredoc strings
$empty_heredoc = <<<EOT
EOT;
$heredoc_with_newline = <<<EOT
\n
EOT;
$heredoc_with_characters = <<<EOT
first line of heredoc string
second line of heredoc string
third line of heredocstring
EOT;
$heredoc_with_newline_and_tabs = <<<EOT
hello\tworld\nhello\nworld\n
EOT;
$heredoc_with_alphanumerics = <<<EOT
hello123world456
1234hello\t1234
EOT;
$heredoc_with_embedded_nulls = <<<EOT
hello\0world\0hello
\0hello\0
EOT;
$input = array(
$empty_heredoc => "heredoc1",
$heredoc_with_newline => "heredoc2",
$heredoc_with_characters => "heredoc3",
$heredoc_with_newline_and_tabs => "heredoc3",
$heredoc_with_alphanumerics => "heredoc4",
$heredoc_with_embedded_nulls => "heredoc5"
);
// Test array_rand() function with different valid 'req_num' values
echo "\n-- with default parameters --\n";
var_dump( array_rand($input) );
echo "\n-- with num_req = 1 --\n";
var_dump( array_rand($input, 1) );
echo "\n-- with num_req = 3 --\n";
var_dump( array_rand($input, 3) );
echo "\n-- with num_req = 6 --\n";
var_dump( array_rand($input, 6) );
echo "Done";
?>
--EXPECTREGEX--
\*\*\* Testing array_rand\(\) : with keys of input array as heredoc strings \*\*\*
-- with default parameters --
string\([0-9]*\) "[a-z \n \t \0 0-9 ]*"
-- with num_req = 1 --
string\([0-9]*\) "[a-z \n \t \0 0-9 ]*"
-- with num_req = 3 --
array\(3\) {
\[0\]=>
string\([0-9]*\) "[a-z \n \t \0 0-9 ]*"
\[1\]=>
string\([0-9]*\) "[a-z \n \t \0 0-9 ]*"
\[2\]=>
string\([0-9]*\) "[a-z \n \t \0 0-9 ]*"
}
-- with num_req = 6 --
array\(6\) {
\[0\]=>
string\([0-9]*\) "[a-z \n \t \0 0-9 ]*"
\[1\]=>
string\([0-9]*\) "[a-z \n \t \0 0-9 ]*"
\[2\]=>
string\([0-9]*\) "[a-z \n \t \0 0-9 ]*"
\[3\]=>
string\([0-9]*\) "[a-z \n \t \0 0-9 ]*"
\[4\]=>
string\([0-9]*\) "[a-z \n \t \0 0-9 ]*"
\[5\]=>
string\([0-9]*\) "[a-z \n \t \0 0-9 ]*"
}
Done