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<?php function sum(array $ints): int { array_walk($ints, function(int $int) {}); $a = 0; foreach ($ints as $int) { $a += $int; } return $a; } var_dump(sum([1, 2, 3])); var_dump(sum([1, 2, "three"]));
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
int(6) Fatal error: Uncaught TypeError: {closure}(): Argument #1 ($int) must be of type int, string given in /in/TRTF9:5 Stack trace: #0 [internal function]: {closure}('three', 2) #1 /in/TRTF9(5): array_walk(Array, Object(Closure)) #2 /in/TRTF9(14): sum(Array) #3 {main} thrown in /in/TRTF9 on line 5
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 int(6) Fatal error: Uncaught TypeError: {closure}(): Argument #1 ($int) must be of type int, string given in /in/TRTF9:5 Stack trace: #0 [internal function]: {closure}('three', 2) #1 /in/TRTF9(5): array_walk(Array, Object(Closure)) #2 /in/TRTF9(14): sum(Array) #3 {main} thrown in /in/TRTF9 on line 5
Process exited with code 255.
Output for 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
int(6) Fatal error: Uncaught TypeError: Argument 1 passed to {closure}() must be of the type int, string given in /in/TRTF9:5 Stack trace: #0 [internal function]: {closure}('three', 2) #1 /in/TRTF9(5): array_walk(Array, Object(Closure)) #2 /in/TRTF9(14): sum(Array) #3 {main} thrown in /in/TRTF9 on line 5
Process exited with code 255.
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33
int(6) Fatal error: Uncaught TypeError: Argument 1 passed to {closure}() must be of the type integer, string given in /in/TRTF9:5 Stack trace: #0 [internal function]: {closure}('three', 2) #1 /in/TRTF9(5): array_walk(Array, Object(Closure)) #2 /in/TRTF9(14): sum(Array) #3 {main} thrown in /in/TRTF9 on line 5
Process exited with code 255.
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
Parse error: syntax error, unexpected ':', expecting '{' in /in/TRTF9 on line 3
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_ARRAY, expecting '&' or T_VARIABLE in /in/TRTF9 on line 3
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_ARRAY, expecting ')' in /in/TRTF9 on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
Parse error: parse error, unexpected T_ARRAY, expecting ')' in /in/TRTF9 on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/TRTF9 on line 3
Process exited with code 255.
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