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str_split_variation1.phpt
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Tue Feb 21 23:48:04 2012 UTC (12 years, 6 months ago) by
misho
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CVS tags:
v5_4_3elwix,
v5_4_29p0,
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php
--TEST--
Test str_split() function : usage variations - unexpected values for 'str' argument
--FILE--
<?php
/* Prototype : array str_split(string $str [, int $split_length])
* Description: Convert a string to an array. If split_length is
specified, break the string down into chunks each
split_length characters long.
* Source code: ext/standard/string.c
* Alias to functions: none
*/
echo "*** Testing str_split() : unexpected values for 'str' ***\n";
// Initialise function arguments
$split_length = 3;
//get an unset variable
$unset_var = 10;
unset ($unset_var);
//defining class for object variable
class MyClass
{
public function __toString()
{
return "object";
}
}
//resource variable
$fp = fopen(__FILE__, 'r');
//different values for 'str' argument
$values = array(
// int data
0,
1,
12345,
-2345,
// float data
10.5,
-10.5,
10.5e10,
10.6E-10,
.5,
// array data
array(),
array(0),
array(1),
array(1, 2),
array('color' => 'red', 'item' => 'pen'),
// null data
NULL,
null,
// boolean data
true,
false,
TRUE,
FALSE,
// empty data
"",
'',
// object data
new MyClass(),
// undefined data
@$undefined_var,
// unset data
@$unset_var,
//resource data
$fp
);
// loop through each element of $values for 'str' argument
for($count = 0; $count < count($values); $count++) {
echo "-- Iteration ".($count+1)." --\n";
var_dump( str_split($values[$count], $split_length) );
}
//closing resource
fclose($fp);
echo "Done";
?>
--EXPECTF--
*** Testing str_split() : unexpected values for 'str' ***
-- Iteration 1 --
array(1) {
[0]=>
string(1) "0"
}
-- Iteration 2 --
array(1) {
[0]=>
string(1) "1"
}
-- Iteration 3 --
array(2) {
[0]=>
string(3) "123"
[1]=>
string(2) "45"
}
-- Iteration 4 --
array(2) {
[0]=>
string(3) "-23"
[1]=>
string(2) "45"
}
-- Iteration 5 --
array(2) {
[0]=>
string(3) "10."
[1]=>
string(1) "5"
}
-- Iteration 6 --
array(2) {
[0]=>
string(3) "-10"
[1]=>
string(2) ".5"
}
-- Iteration 7 --
array(4) {
[0]=>
string(3) "105"
[1]=>
string(3) "000"
[2]=>
string(3) "000"
[3]=>
string(3) "000"
}
-- Iteration 8 --
array(3) {
[0]=>
string(3) "1.0"
[1]=>
string(3) "6E-"
[2]=>
string(1) "9"
}
-- Iteration 9 --
array(1) {
[0]=>
string(3) "0.5"
}
-- Iteration 10 --
Warning: str_split() expects parameter 1 to be string, array given in %s on line %d
NULL
-- Iteration 11 --
Warning: str_split() expects parameter 1 to be string, array given in %s on line %d
NULL
-- Iteration 12 --
Warning: str_split() expects parameter 1 to be string, array given in %s on line %d
NULL
-- Iteration 13 --
Warning: str_split() expects parameter 1 to be string, array given in %s on line %d
NULL
-- Iteration 14 --
Warning: str_split() expects parameter 1 to be string, array given in %s on line %d
NULL
-- Iteration 15 --
array(1) {
[0]=>
string(0) ""
}
-- Iteration 16 --
array(1) {
[0]=>
string(0) ""
}
-- Iteration 17 --
array(1) {
[0]=>
string(1) "1"
}
-- Iteration 18 --
array(1) {
[0]=>
string(0) ""
}
-- Iteration 19 --
array(1) {
[0]=>
string(1) "1"
}
-- Iteration 20 --
array(1) {
[0]=>
string(0) ""
}
-- Iteration 21 --
array(1) {
[0]=>
string(0) ""
}
-- Iteration 22 --
array(1) {
[0]=>
string(0) ""
}
-- Iteration 23 --
array(2) {
[0]=>
string(3) "obj"
[1]=>
string(3) "ect"
}
-- Iteration 24 --
array(1) {
[0]=>
string(0) ""
}
-- Iteration 25 --
array(1) {
[0]=>
string(0) ""
}
-- Iteration 26 --
Warning: str_split() expects parameter 1 to be string, resource given in %s on line %d
NULL
Done
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