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run code in 150+ php & hhvm versions
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<?php if (is_email("\"<script>alert('haxxor')</script>\"@domain.com") { echo "This (email_a) email address is considered valid."; }else { echo "fail"; }
Output for 5.3.0 - 5.4.12
Parse error: syntax error, unexpected '{' in /in/Ju7AB on line 2
Process exited with code 255.