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<?php function foo(string $str){ var_dump("I am a string --> ", $str); } foo(false);
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.31, 7.3.16 - 7.3.19, 7.4.0 - 7.4.8, 8.0.0alpha1 - alpha2
string(18) "I am a string --> " string(0) ""
Output for 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 - 5.6.30
Catchable fatal error: Argument 1 passed to foo() must be an instance of string, boolean given, called in /in/PXt64 on line 7 and defined in /in/PXt64 on line 3
Process exited with code 255.
Output for 5.1.0 - 5.1.6
Fatal error: Argument 1 passed to foo() must be an object of class string, called in /in/PXt64 on line 7 and defined in /in/PXt64 on line 3
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Fatal error: Argument 1 must be an object of class string in /in/PXt64 on line 3
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting ')' in /in/PXt64 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_STRING, expecting ')' in /in/PXt64 on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/PXt64 on line 3
Process exited with code 255.