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<?php declare(strict_types=1); function countOccurrence(int $number, int $digit){ $result = 0; while ($number > 0){ $lastDigit = $number % 10; if($lastDigit === $digit){ $result++; } $number = ($number - $lastDigit)/10; } return $result; } echo countOccurrence(1111,1); // this is fine :) echo PHP_EOL; // just a line-break echo countOccurrence(1111,'1'); // this will throw an error with strict_types=1
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
4 Fatal error: Uncaught TypeError: countOccurrence(): Argument #2 ($digit) must be of type int, string given, called in /in/QPYAt on line 19 and defined in /in/QPYAt:5 Stack trace: #0 /in/QPYAt(19): countOccurrence(1111, '1') #1 {main} thrown in /in/QPYAt on line 5
Process exited with code 255.
Output for 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
4 Fatal error: Uncaught TypeError: Argument 2 passed to countOccurrence() must be of the type int, string given, called in /in/QPYAt on line 19 and defined in /in/QPYAt:5 Stack trace: #0 /in/QPYAt(19): countOccurrence(1111, '1') #1 {main} thrown in /in/QPYAt on line 5
Process exited with code 255.
Output for 7.2.0 - 7.2.33
4 Fatal error: Uncaught TypeError: Argument 2 passed to countOccurrence() must be of the type integer, string given, called in /in/QPYAt on line 19 and defined in /in/QPYAt:5 Stack trace: #0 /in/QPYAt(19): countOccurrence(1111, '1') #1 {main} thrown in /in/QPYAt on line 5
Process exited with code 255.
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