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<?php class book { function info(){ $infoOne = 'title'; $this->$infoOne(); } function title(){ return 'The weird side of PHP'; } } $book = new book(); $funcname = 'title'; $book->$funcname(); $funcname(); ?>
Output for 7.1.26 - 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 - 8.1.27, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
Fatal error: Uncaught Error: Call to undefined function title() in /in/uAstg:16 Stack trace: #0 {main} thrown in /in/uAstg on line 16
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 Fatal error: Uncaught Error: Call to undefined function title() in /in/uAstg:16 Stack trace: #0 {main} thrown in /in/uAstg on line 16
Process exited with code 255.

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