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<?php function testar($texto) { return preg_match("^a$", $texto); } var_dump(testar("asd"));
based on X7itJ
Output for 4.3.11 - 7.2.0
Warning: preg_match(): No ending delimiter '^' found in /in/tPvbO on line 4 bool(false)
Output for 4.3.0 - 4.3.10
Warning: No ending delimiter '^' found in /in/tPvbO on line 4 bool(false)