3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace cake; class foo {} namespace pie; use cake\foo; $foo = new foo(); var_dump(get_class($foo), foo::class); var_dump(($foo::class));
Output for 8.1.23 - 8.1.27, 8.2.10 - 8.2.17, 8.3.0 - 8.3.4
string(8) "cake\foo" string(8) "cake\foo" string(8) "cake\foo"
Output for 5.4.0 - 5.4.19
Parse error: syntax error, unexpected 'class' (T_CLASS), expecting identifier (T_STRING) or variable (T_VARIABLE) or '{' or '$' in /in/6CFvu on line 13
Process exited with code 255.
Output for 5.3.0 - 5.3.27
Parse error: syntax error, unexpected T_CLASS, expecting T_STRING or T_VARIABLE or '$' in /in/6CFvu on line 13
Process exited with code 255.

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