3v4l.org

run code in 300+ PHP versions simultaneously
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Output for 7.1.0 - 7.1.30, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.32, 8.2.0 - 8.2.28, 8.3.0 - 8.3.19, 8.4.1 - 8.4.5
string(20) "тест@example.com"
Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33
Notice: Use of undefined constant FILTER_FLAG_EMAIL_UNICODE - assumed 'FILTER_FLAG_EMAIL_UNICODE' in /in/vVCS1 on line 3 bool(false)
preferences:
162.7 ms | 412 KiB | 5 Q