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<?php class StringCastable { private $data; public function __construct(string $data) { $this->data = $data; } public function __toString(): string { return $this->toString(); } public function toString(): string { return $this->data; } } function testStringCast(string $data) { var_dump($data, get_class($data)); } $speculoos = new StringCastable("speculoos"); var_dump($speculoos); testStringCast($speculoos);
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
object(StringCastable)#1 (1) { ["data":"StringCastable":private]=> string(9) "speculoos" } Fatal error: Uncaught TypeError: get_class(): Argument #1 ($object) must be of type object, string given in /in/5926B:25 Stack trace: #0 /in/5926B(32): testStringCast('speculoos') #1 {main} thrown in /in/5926B on line 25
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 object(StringCastable)#1 (1) { ["data":"StringCastable":private]=> string(9) "speculoos" } Fatal error: Uncaught TypeError: get_class(): Argument #1 ($object) must be of type object, string given in /in/5926B:25 Stack trace: #0 /in/5926B(32): testStringCast('speculoos') #1 {main} thrown in /in/5926B on line 25
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, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33
object(StringCastable)#1 (1) { ["data":"StringCastable":private]=> string(9) "speculoos" } Warning: get_class() expects parameter 1 to be object, string given in /in/5926B on line 25 string(9) "speculoos" bool(false)
Output for 5.4.8 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
Parse error: syntax error, unexpected ':', expecting ';' or '{' in /in/5926B on line 12
Process exited with code 255.
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