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<?php const FLAG_1 = 0b0001; // 1 const FLAG_2 = 0b0010; // 2 const FLAG_3 = 0b0100; // 4 const FLAG_4 = 0b1000; // 8 const FLAG_5 = 0b1001; // 8 // Can you see the pattern? ;-) function show_flags ($flags) { if ($flags & FLAG_1) { echo "You passed flag 1!<br>\n"; } if ($flags & FLAG_2) { echo "You passed flag 2!<br>\n"; } if ($flags & FLAG_3) { echo "You passed flag 3!<br>\n"; } if ($flags & FLAG_4) { echo "You passed flag 4!<br>\n"; } if ($flags & FLAG_5) { echo "You passed flag 5!<br>\n"; } } show_flags(FLAG_1 | FLAG_3);
Output for 5.6.0 - 5.6.40, 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, 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
You passed flag 1!<br> You passed flag 3!<br> You passed flag 5!<br>
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 You passed flag 1!<br> You passed flag 3!<br> You passed flag 5!<br>

preferences:
215.59 ms | 402 KiB | 290 Q