string should reject assignment of an int
at the write site, the same way a plain typed property would.
References:
- PHP language: property hooks
- PHPStan PHP 8.4 property hooks support| Analyzer | Version | Result | Diagnostics |
|---|---|---|---|
| phan | 6.0.7Phan 6.0.7 php-ast version 1.1.3 PHP version used to run Phan: 8.5.9 | Pass | properties_property_hooks.php:29: Assigning 1 of type int (value: 1) to property but \Conformance\Tests\PropertiesPropertyHooks\HookedName->name is string [PhanTypeMismatchPropertyReal] |
| phpstan | 2.2.15PHPStan - PHP Static Analysis Tool 2.2.15 | Pass reported Lv.3+ | properties_property_hooks.php:29: Property Conformance\Tests\PropertiesPropertyHooks\HookedName::$name (string) does not accept int. [reported-from-level=3] With strict-rulesproperties_property_hooks.php:29: Property Conformance\Tests\PropertiesPropertyHooks\HookedName::$name (string) does not accept int. |
| psalm | 6.18.0Psalm 6.18.0@536dd6236b39a5115385b0307b42d6d1ad431a02 next: 7.0.0-beta22 |
Pass | properties_property_hooks.php:29: $object->name with declared type 'string' cannot be assigned type '1' [InvalidPropertyAssignmentValue] |
| mago | 1.50.0mago 1.50.0 | Pass | properties_property_hooks.php:29: Invalid type for property `$name`: expected `string`, but got `int(1)`. [invalid-property-assignment-value] |
| mir | 0.78.0mir 0.78.0 | Pass | properties_property_hooks.php:29: InvalidPropertyAssignment: Property $name expects 'string', cannot assign '1' [MIR0206] |
| phpantom | 0.10.0phpantom_lsp 0.10.0 | Pass | No diagnostics reported. |
| intelephense | 1.18.5intelephense 1.18.5 | Pass | properties_property_hooks.php:29: Expected type 'string'. Found 'int'. [P1006] |
| phpactor | 2026.06.23.0Phpactor 2026.06.23.0 | Pass | No diagnostics reported. |
| phpy | 1.0.19274phpy 1.0.19274 | Pass | properties_property_hooks.php:29: Cannot implicitly convert 'int' to 'string' |
| qodana | 262.9437.196Qodana 262.9437.196 | Pass | properties_property_hooks.php:29: Property must be of type 'string', 'int' provided [PhpStrictTypeCheckingInspection] |
| noverify | 0.5.5NoVerify, version 0.5.5: built on: 2025.04.22 14:36:46 OS: r-kuchinskas arm64 Commit: 4774b82f8adc53fbef38f95e97af4b953b4d1529 | Pass | No diagnostics reported. |
| steins | 0.1.8steins 0.1.8 (2026-09-21 revision 76306a9) | Pass | No diagnostics reported. |
| phpstan-strict | 2.2.15PHPStan - PHP Static Analysis Tool 2.2.15 | Pass | properties_property_hooks.php:29: Property Conformance\Tests\PropertiesPropertyHooks\HookedName::$name (string) does not accept int. |
| psalm-next | 7.0.0-beta22Psalm 7.0.0-beta22@de27e5724ee5997a1e3baee4d394ca6f4e46eba0 | Pass | properties_property_hooks.php:29: $object->name with declared type 'string' cannot be assigned type '1' [InvalidPropertyAssignmentValue] |
<?php
declare(strict_types=1);
namespace Conformance\Tests\PropertiesPropertyHooks;
/**
* PHP 8.4+ property hooks: typed set side.
*
* A hooked property declared as `string` should reject assignment of an int
* at the write site, the same way a plain typed property would.
*
* References:
* - PHP language: property hooks
* - PHPStan PHP 8.4 property hooks support
*/
final class HookedName
{
public string $name = '' {
set(string $value) {
$this->name = $value;
}
}
}
$object = new HookedName();
$object->name = 'ok';
$object->name = 1; // E?: int is not accepted by hooked string property // E<phpstan>: int is not accepted by hooked string property // E<phpstan-strict>: int is not accepted by hooked string property // E<psalm>: int is not accepted by hooked string property // E<mago>: int is not accepted by hooked string property // E<mir>: int is not accepted by hooked string property // E<phan>: int is not accepted by hooked string property // E<intelephense>: int is not accepted by hooked string property