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<?php /** * Why you don't want to get in the habbit of writing things like clone($foo)... * It might take away from the insight that clone takes an expression, which means * that something like (clone $foo . 'bar') and (clone ($foo . 'bar')) result in * different operator precedences. */ class foo { public function __tostring() { return "I am a foo!"; } } $foo = new foo; var_dump(clone $foo . 'bar'); //vs. clone($foo . 'bar') which evaluate to two totally different expressions...
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.7
string(14) "I am a foo!bar"

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