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<?php $customTemplate = " <div> <<This>> <<that>> </div> "; $MyClass = new class{ function get($tag) { if ($tag == 'This') return '<h1>Something</h1>'; if ($tag == 'that') return '<p>For example</p>'; return '**not found**'; } }; function process_template($template, $MyClass, $begin = '<<', $end = '>>') { return preg_replace_callback("/$begin(\w+)$end/", function($var) use ($MyClass) { return $MyClass->get($var[1]); }, $template); } $processed = process_template($customTemplate, $MyClass); var_dump($processed);
Output for 7.1.25 - 7.1.30, 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 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.28, 8.4.1 - 8.4.14, 8.5.0 - 8.5.1
string(60) " <div> <h1>Something</h1> <p>For example</p> </div> "
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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