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<?php $a = [ ['my' => 'array'], 'test' => ['some' => 'foobar'], 'num' => 5 ]; $r = array_search(['some' => $foobar], $a); var_dump($r);
Output for 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
Warning: Undefined variable $foobar in /in/3Dc28 on line 9 bool(false)
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: Undefined variable $foobar in /in/3Dc28 on line 9 bool(false)
Output for 7.3.24 - 7.3.31, 7.4.12 - 7.4.33
Notice: Undefined variable: foobar in /in/3Dc28 on line 9 bool(false)
Output for 7.3.32 - 7.3.33
bool(false)

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