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<?php // $_GET['myvar'] isn't set... echo ($_GET['myvar'] ?? '') == 'hello' ? "hello!\n" : "goodbye!\n"; // $_GET['myvar'] is set but != 'hello' $_GET['myvar'] = 'farewell'; echo ($_GET['myvar'] ?? '') == 'hello' ? "hello!\n" : "goodbye!\n"; // $_GET['myvar'] is set and == 'hello' $_GET['myvar'] = 'hello'; echo ($_GET['myvar'] ?? '') == 'hello' ? "hello!\n" : "goodbye!\n";
Output for 7.1.0, 7.4.0 - 7.4.33, 8.0.1 - 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
goodbye! goodbye! hello!
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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