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<?php class A{ public function __construct($b) { if($b) return new B(); } public function doSomething() { echo 'A class."\n"'; } } class B{ public function __construct() { echo 'buidling B'."\n"; } public function doSomething() { echo 'B class."\n"'; } } $c = new A(true); var_dump($c); $c->doSomething(); $d = $c->__construct(true); var_dump($d); $f = ($e = new A(true))(); var_dump($f);
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
buidling B object(A)#1 (0) { } A class."\n"buidling B object(B)#2 (0) { } buidling B Fatal error: Uncaught Error: Object of type A is not callable in /in/oWKb3:31 Stack trace: #0 {main} thrown in /in/oWKb3 on line 31
Process exited with code 255.
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 buidling B object(A)#1 (0) { } A class."\n"buidling B object(B)#2 (0) { } buidling B Fatal error: Uncaught Error: Object of type A is not callable in /in/oWKb3:31 Stack trace: #0 {main} thrown in /in/oWKb3 on line 31
Process exited with code 255.
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
buidling B object(A)#1 (0) { } A class."\n"buidling B object(B)#2 (0) { } buidling B Fatal error: Uncaught Error: Function name must be a string in /in/oWKb3:31 Stack trace: #0 {main} thrown in /in/oWKb3 on line 31
Process exited with code 255.
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
Parse error: syntax error, unexpected '(' in /in/oWKb3 on line 31
Process exited with code 255.
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277.51 ms | 402 KiB | 376 Q