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<?php $d = function(integer $d) { var_dump($d); }; $d('test');
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
Warning: "integer" will be interpreted as a class name. Did you mean "int"? Write "\integer" to suppress this warning in /in/cn2Y8 on line 3 Fatal error: Uncaught TypeError: {closure}(): Argument #1 ($d) must be of type integer, string given, called in /in/cn2Y8 on line 7 and defined in /in/cn2Y8:3 Stack trace: #0 /in/cn2Y8(7): {closure}('test') #1 {main} thrown in /in/cn2Y8 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: "integer" will be interpreted as a class name. Did you mean "int"? Write "\integer" to suppress this warning in /in/cn2Y8 on line 3 Fatal error: Uncaught TypeError: {closure}(): Argument #1 ($d) must be of type integer, string given, called in /in/cn2Y8 on line 7 and defined in /in/cn2Y8:3 Stack trace: #0 /in/cn2Y8(7): {closure}('test') #1 {main} thrown in /in/cn2Y8 on line 3
Process exited with code 255.
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Fatal error: Uncaught TypeError: Argument 1 passed to {closure}() must be an instance of integer, string given, called in /in/cn2Y8 on line 7 and defined in /in/cn2Y8:3 Stack trace: #0 /in/cn2Y8(7): {closure}('test') #1 {main} thrown in /in/cn2Y8 on line 3
Process exited with code 255.
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.21
Catchable fatal error: Argument 1 passed to {closure}() must be an instance of integer, string given, called in /in/cn2Y8 on line 7 and defined in /in/cn2Y8 on line 3
Process exited with code 255.

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