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Parse error: syntax error, unexpected '=' in wiki\inc\init.php on line 462
php -v
PHP 7.3.29 (cli) (built: Jun 29 2021 12:30:03) ( NTS MSVC15 (Visual C++ 2017) x64 )
Copyright (c) 1997-2018 The PHP Group
Zend Engine v3.3.29, Copyright (c) 1998-2018 Zend Technologies
C:\php>php -a
Interactive shell
php > $a ??= 1;
PHP Parse error: syntax error, unexpected '=' in php shell code on line 1
Parse error: syntax error, unexpected '=' in php shell code on line 1
php > exit
C:\php>
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