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<?php class Foo { private $name; public function __construct($name) { $this->name = $name; } public function __toString() { return "[Foo: $this->name]"; } } $a = new Foo("Lorem"); echo $a, "\n"; $s = $a; $s .= "some string"; echo $s, "\n"; $s = $a; $s .= new Foo("Ipsum"); echo $s, "\n"; $s = "some string"; $s .= $a; echo $s, "\n";
Output for git.master, git.master_jit, rfc.property-hooks
[Foo: Lorem] [Foo: Lorem]some string [Foo: Lorem][Foo: Ipsum] some string[Foo: Lorem]

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