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|
--TEST--
Test serialize() & unserialize() functions: arrays (circular references)
--INI--
serialize_precision=100
--FILE--
<?php
/* Prototype : proto string serialize(mixed variable)
* Description: Returns a string representation of variable (which can later be unserialized)
* Source code: ext/standard/var.c
* Alias to functions:
*/
/* Prototype : proto mixed unserialize(string variable_representation)
* Description: Takes a string representation of variable and recreates it
* Source code: ext/standard/var.c
* Alias to functions:
*/
echo "\n--- Testing Circular reference of an array ---\n";
echo "-- Normal array --\n";
$arr_circ = array(0, 1, -2, 3.333333, "a", array(), &$arr_circ);
$serialize_data = serialize($arr_circ);
var_dump( $serialize_data );
$arr_circ = unserialize($serialize_data);
var_dump( $arr_circ );
echo "\n-- Associative array --\n";
$arr_asso = array("a" => "test");
$arr_asso[ "b" ] = &$arr_asso[ "a" ];
var_dump($arr_asso);
$serialize_data = serialize($arr_asso);
var_dump($serialize_data);
$arr_asso = unserialize($serialize_data);
var_dump($arr_asso);
echo "\nDone";
?>
--EXPECTF--
--- Testing Circular reference of an array ---
-- Normal array --
string(238) "a:7:{i:0;i:0;i:1;i:1;i:2;i:-2;i:3;d:3.333333000000000101437080957111902534961700439453125;i:4;s:1:"a";i:5;a:0:{}i:6;a:7:{i:0;i:0;i:1;i:1;i:2;i:-2;i:3;d:3.333333000000000101437080957111902534961700439453125;i:4;s:1:"a";i:5;a:0:{}i:6;R:8;}}"
array(7) {
[0]=>
int(0)
[1]=>
int(1)
[2]=>
int(-2)
[3]=>
float(3.333333)
[4]=>
string(1) "a"
[5]=>
array(0) {
}
[6]=>
&array(7) {
[0]=>
int(0)
[1]=>
int(1)
[2]=>
int(-2)
[3]=>
float(3.333333)
[4]=>
string(1) "a"
[5]=>
array(0) {
}
[6]=>
*RECURSION*
}
}
-- Associative array --
array(2) {
["a"]=>
&string(4) "test"
["b"]=>
&string(4) "test"
}
string(37) "a:2:{s:1:"a";s:4:"test";s:1:"b";R:2;}"
array(2) {
["a"]=>
&string(4) "test"
["b"]=>
&string(4) "test"
}
Done
|
