--TEST--
Test implode() function
--FILE--
<?php
/* Prototype: string implode ( string $glue, array $pieces );
Description: Returns a string containing a string representation of all the
array elements in the same order, with the glue string between each element.
*/
echo "*** Testing implode() for basic opeartions ***\n";
$arrays = array (
array(1,2),
array(1.1,2.2),
array(array(2),array(1)),
array(false,true),
array(),
array("a","aaaa","b","bbbb","c","ccccccccccccccccccccc")
);
/* loop to output string with ', ' as $glue, using implode() */
foreach ($arrays as $array) {
var_dump( implode(', ', $array) );
var_dump($array);
}
echo "\n*** Testing implode() with variations of glue ***\n";
/* checking possible variations */
$pieces = array (
2,
0,
-639,
true,
"PHP",
false,
NULL,
"",
" ",
"string\x00with\x00...\0"
);
$glues = array (
"TRUE",
true,
false,
array("key1", "key2"),
"",
" ",
"string\x00between",
NULL,
-0,
'\0'
);
/* loop through to display a string containing all the array $pieces in the same order,
with the $glue string between each element */
$counter = 1;
foreach($glues as $glue) {
echo "-- Iteration $counter --\n";
var_dump( implode($glue, $pieces) );
$counter++;
}
/* empty string */
echo "\n*** Testing implode() on empty string ***\n";
var_dump( implode("") );
/* checking sub-arrays */
echo "\n*** Testing implode() on sub-arrays ***\n";
$sub_array = array(array(1,2,3,4), array(1 => "one", 2 => "two"), "PHP", 50);
var_dump( implode("TEST", $sub_array) );
var_dump( implode(array(1, 2, 3, 4), $sub_array) );
var_dump( implode(2, $sub_array) );
echo "\n*** Testing implode() on objects ***\n";
/* checking on objects */
class foo
{
function __toString() {
return "Object";
}
}
$obj = new foo(); //creating new object
$arr = array();
$arr[0] = &$obj;
$arr[1] = &$obj;
var_dump( implode(",", $arr) );
var_dump($arr);
/* Checking on resource types */
echo "\n*** Testing end() on resource type ***\n";
/* file type resource */
$file_handle = fopen(__FILE__, "r");
/* directory type resource */
$dir_handle = opendir( dirname(__FILE__) );
/* store resources in array for comparision */
$resources = array($file_handle, $dir_handle);
var_dump( implode("::", $resources) );
echo "\n*** Testing error conditions ***\n";
/* zero argument */
var_dump( implode() );
/* only glue */
var_dump( implode("glue") );
/* int as pieces */
var_dump( implode("glue",1234) );
/* NULL as pieces */
var_dump( implode("glue", NULL) );
/* pieces as NULL array */
var_dump( implode(",", array(NULL)) );
/* integer as glue */
var_dump( implode(12, "pieces") );
/* NULL as glue */
var_dump( implode(NULL, "abcd") );
/* args > than expected */
var_dump( implode("glue", "pieces", "extra") );
/* closing resource handles */
fclose($file_handle);
closedir($dir_handle);
echo "Done\n";
?>
--EXPECTF--
*** Testing implode() for basic opeartions ***
string(4) "1, 2"
array(2) {
[0]=>
int(1)
[1]=>
int(2)
}
string(8) "1.1, 2.2"
array(2) {
[0]=>
float(1.1)
[1]=>
float(2.2)
}
Notice: Array to string conversion in %s on line %d
Notice: Array to string conversion in %s on line %d
string(12) "Array, Array"
array(2) {
[0]=>
array(1) {
[0]=>
int(2)
}
[1]=>
array(1) {
[0]=>
int(1)
}
}
string(3) ", 1"
array(2) {
[0]=>
bool(false)
[1]=>
bool(true)
}
string(0) ""
array(0) {
}
string(42) "a, aaaa, b, bbbb, c, ccccccccccccccccccccc"
array(6) {
[0]=>
string(1) "a"
[1]=>
string(4) "aaaa"
[2]=>
string(1) "b"
[3]=>
string(4) "bbbb"
[4]=>
string(1) "c"
[5]=>
string(21) "ccccccccccccccccccccc"
}
*** Testing implode() with variations of glue ***
-- Iteration 1 --
string(63) "2TRUE0TRUE-639TRUE1TRUEPHPTRUETRUETRUETRUE TRUEstring with ... "
-- Iteration 2 --
string(36) "2101-639111PHP1111 1string with ... "
-- Iteration 3 --
string(27) "20-6391PHP string with ... "
-- Iteration 4 --
Notice: Array to string conversion in %s on line %d
string(13) "key1Arraykey2"
-- Iteration 5 --
string(27) "20-6391PHP string with ... "
-- Iteration 6 --
string(36) "2 0 -639 1 PHP string with ... "
-- Iteration 7 --
string(153) "2string between0string between-639string between1string betweenPHPstring betweenstring betweenstring betweenstring between string betweenstring with ... "
-- Iteration 8 --
string(27) "20-6391PHP string with ... "
-- Iteration 9 --
string(36) "2000-639010PHP0000 0string with ... "
-- Iteration 10 --
string(45) "2\00\0-639\01\0PHP\0\0\0\0 \0string with ... "
*** Testing implode() on empty string ***
Warning: implode(): Argument must be an array in %s on line %d
NULL
*** Testing implode() on sub-arrays ***
Notice: Array to string conversion in %s on line %d
Notice: Array to string conversion in %s on line %d
string(27) "ArrayTESTArrayTESTPHPTEST50"
Notice: Array to string conversion in %s on line %d
string(19) "1Array2Array3Array4"
Notice: Array to string conversion in %s on line %d
Notice: Array to string conversion in %s on line %d
string(18) "Array2Array2PHP250"
*** Testing implode() on objects ***
string(13) "Object,Object"
array(2) {
[0]=>
&object(foo)#1 (0) {
}
[1]=>
&object(foo)#1 (0) {
}
}
*** Testing end() on resource type ***
string(%d) "Resource id #5::Resource id #6"
*** Testing error conditions ***
Warning: implode() expects at least 1 parameter, 0 given in %s on line %d
NULL
Warning: implode(): Argument must be an array in %s on line %d
NULL
Warning: implode(): Invalid arguments passed in %s on line %d
NULL
Warning: implode(): Invalid arguments passed in %s on line %d
NULL
string(0) ""
Warning: implode(): Invalid arguments passed in %s on line %d
NULL
Warning: implode(): Invalid arguments passed in %s on line %d
NULL
Warning: implode() expects at most 2 parameters, 3 given in %s on line %d
NULL
Done
FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>