Online PHP editor | output for jK9dT

@ 2023-09-19T15:07:34Z

<?php

$domd=new DOMDocument();
$str = "DOMDocument";
var_dump($domd instanceof $str);
var_dump($domd instanceof ("DOMDocument"));
// ^ is legal. 
// V is illegal
// var_dump($domd instanceof "DOMDocument");
$code = '
var_dump($domd instanceof ("DOMDocument"));
';
eval($code);
// the eval hack is for illustration, make it an error at run-time, rather than compile-time.

Output for 8.0.1 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.27, 8.4.1 - 8.4.14, 8.5.0: bool(true) bool(true) bool(true)
Output for 8.4.15: /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.

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