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<?php function f($̀,$́){$̂=$̀;$̃=$̀[$́];$̂[$́]=!$̃;$̄=$̃!==$̀[$́];$̀[$́]=$̃;return$̄;} var_dump(f (1,2));
Output for 8.3.0 - 8.3.4, 8.3.6
Warning: Trying to access array offset on int in /in/RBn4c on line 3 Fatal error: Uncaught Error: Cannot use a scalar value as an array in /in/RBn4c:3 Stack trace: #0 /in/RBn4c(5): f(1, 2) #1 {main} thrown in /in/RBn4c on line 3
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 Warning: Trying to access array offset on int in /in/RBn4c on line 3 Fatal error: Uncaught Error: Cannot use a scalar value as an array in /in/RBn4c:3 Stack trace: #0 /in/RBn4c(5): f(1, 2) #1 {main} thrown in /in/RBn4c on line 3
Process exited with code 255.
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18
Warning: Trying to access array offset on value of type int in /in/RBn4c on line 3 Fatal error: Uncaught Error: Cannot use a scalar value as an array in /in/RBn4c:3 Stack trace: #0 /in/RBn4c(5): f(1, 2) #1 {main} thrown in /in/RBn4c on line 3
Process exited with code 255.
Output for 7.4.0 - 7.4.33
Notice: Trying to access array offset on value of type int in /in/RBn4c on line 3 Warning: Cannot use a scalar value as an array in /in/RBn4c on line 3 Notice: Trying to access array offset on value of type int in /in/RBn4c on line 3 Warning: Cannot use a scalar value as an array in /in/RBn4c on line 3 bool(false)
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33
Warning: Cannot use a scalar value as an array in /in/RBn4c on line 3 Warning: Cannot use a scalar value as an array in /in/RBn4c on line 3 bool(false)

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