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<?php assert_options(ASSERT_ENABLED, 1); class foo { public $foo = 1; function as_string() { assert('$this->foo == 1'); } function as_expr() { assert($this->foo == 1); } } $foo = new foo(); $foo->as_expr(); $foo->as_string();
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught Error: Undefined constant "ASSERT_ENABLED" in /in/E6MIp:2 Stack trace: #0 {main} thrown in /in/E6MIp on line 2
Process exited with code 255.

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