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class test
{
public a;
public b;
}
$obj = new test();
$obj->a = '1';
$obj->b = '2';
方法一:
$obj = (string)$obj;
方法二:
setype($obj, 'string');
class test{
public $a;
public $b;
public function __toString(){
return $this->a.", ".$this->b;
}
}
$obj = new test();
$obj->a = 1;
$obj->b = 2;
echo $obj;
$obj = new stdClass();
$obj->a = 1;
$obj->b = 2;
echo $obj."\n";
echo $obj->a."\n";
echo $obj->b."\n";