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<?php function isArrayFieldSet(array $array, $field, $separator = '/') { if (strpos($field, $separator) !== false) { $path = explode($separator, $field); $field = array_shift($path); if (!is_null($field) && isset($array[$field])) { if (count($path) > 0) { return isArrayFieldSet($array[$field], implode($separator, $path), $separator); } return true; } else { return false; } } return isset($array[$field]); } $array = [ 'a' => 'test', 'b' => [ 'b2' => 123, 'b3' => [ 'test' => true ] ] ]; $shouldPass = [ 'a', 'b', 'b/b2', 'b/b3', 'b/b3/test' ]; $shouldNotPass = [ 'c', 'b/b1', 'b/b2/bx', 'b/b3/test/x', 'c/L1', 'a/k15', ]; foreach ($shouldPass as $test) { isArrayFieldSet($array, $test, '/'); } foreach ($shouldNotPass as $test) { isArrayFieldSet($array, $test, '/'); }
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
Fatal error: Uncaught TypeError: isArrayFieldSet(): Argument #1 ($array) must be of type array, int given, called in /in/ehKEI on line 11 and defined in /in/ehKEI:3 Stack trace: #0 /in/ehKEI(11): isArrayFieldSet(123, 'bx', '/') #1 /in/ehKEI(11): isArrayFieldSet(Array, 'b2', '/') #2 /in/ehKEI(51): isArrayFieldSet(Array, 'b', '/') #3 {main} thrown in /in/ehKEI 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 Fatal error: Uncaught TypeError: isArrayFieldSet(): Argument #1 ($array) must be of type array, int given, called in /in/ehKEI on line 11 and defined in /in/ehKEI:3 Stack trace: #0 /in/ehKEI(11): isArrayFieldSet(123, 'bx', '/') #1 /in/ehKEI(11): isArrayFieldSet(Array, 'b2', '/') #2 /in/ehKEI(51): isArrayFieldSet(Array, 'b', '/') #3 {main} thrown in /in/ehKEI on line 3
Process exited with code 255.
Output for 7.3.16 - 7.3.33, 7.4.0 - 7.4.33
Fatal error: Uncaught TypeError: Argument 1 passed to isArrayFieldSet() must be of the type array, int given, called in /in/ehKEI on line 11 and defined in /in/ehKEI:3 Stack trace: #0 /in/ehKEI(11): isArrayFieldSet(123, 'bx', '/') #1 /in/ehKEI(11): isArrayFieldSet(Array, 'b2', '/') #2 /in/ehKEI(51): isArrayFieldSet(Array, 'b', '/') #3 {main} thrown in /in/ehKEI on line 3
Process exited with code 255.
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33
Fatal error: Uncaught TypeError: Argument 1 passed to isArrayFieldSet() must be of the type array, integer given, called in /in/ehKEI on line 11 and defined in /in/ehKEI:3 Stack trace: #0 /in/ehKEI(11): isArrayFieldSet(123, 'bx', '/') #1 /in/ehKEI(11): isArrayFieldSet(Array, 'b2', '/') #2 /in/ehKEI(51): isArrayFieldSet(Array, 'b', '/') #3 {main} thrown in /in/ehKEI on line 3
Process exited with code 255.
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
Catchable fatal error: Argument 1 passed to isArrayFieldSet() must be of the type array, integer given, called in /in/ehKEI on line 11 and defined in /in/ehKEI on line 3
Process exited with code 255.

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