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|
--TEST--
ZE2 __toString()
--FILE--
<?php
function my_error_handler($errno, $errstr, $errfile, $errline) {
var_dump($errstr);
}
set_error_handler('my_error_handler');
class test1
{
}
class test2
{
function __toString()
{
echo __METHOD__ . "()\n";
return "Converted\n";
}
}
class test3
{
function __toString()
{
echo __METHOD__ . "()\n";
return 42;
}
}
echo "====test1====\n";
$o = new test1;
print_r($o);
var_dump((string)$o);
var_dump($o);
echo "====test2====\n";
$o = new test2;
print_r($o);
print $o;
var_dump($o);
echo "====test3====\n";
echo $o;
echo "====test4====\n";
echo "string:".$o;
echo "====test5====\n";
echo 1 . $o;
echo 1 , $o;
echo "====test6====\n";
echo $o . $o;
echo $o , $o;
echo "====test7====\n";
$ar = array();
$ar[$o->__toString()] = "ERROR";
echo $ar[$o];
echo "====test8====\n";
var_dump(trim($o));
var_dump(trim((string)$o));
echo "====test9====\n";
echo sprintf("%s", $o);
echo "====test10====\n";
$o = new test3;
var_dump($o);
echo $o;
?>
====DONE====
--EXPECTF--
====test1====
test1 Object
(
)
string(54) "Object of class test1 could not be converted to string"
string(0) ""
object(test1)#%d (0) {
}
====test2====
test2 Object
(
)
test2::__toString()
Converted
object(test2)#%d (0) {
}
====test3====
test2::__toString()
Converted
====test4====
test2::__toString()
string:Converted
====test5====
test2::__toString()
1Converted
1test2::__toString()
Converted
====test6====
test2::__toString()
test2::__toString()
Converted
Converted
test2::__toString()
Converted
test2::__toString()
Converted
====test7====
test2::__toString()
string(19) "Illegal offset type"
====test8====
test2::__toString()
string(9) "Converted"
test2::__toString()
string(9) "Converted"
====test9====
test2::__toString()
Converted
====test10====
object(test3)#%d (0) {
}
test3::__toString()
string(53) "Method test3::__toString() must return a string value"
====DONE====
|
