3v4l.org

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<?php $emoji = "\u{1F469}\u{200D}\u{FE0F}\u{200D}\u{1F48B}\u{200D}\u{1F469}"; echo $emoji , ": " , grapheme_strlen($emoji) , "\n"; // 1
Output for 7.4.33, 8.5.1 - 8.5.3
👩‍️‍💋‍👩: Fatal error: Uncaught Error: Call to undefined function grapheme_strlen() in /in/0cVF1:4 Stack trace: #0 {main} thrown in /in/0cVF1 on line 4
Process exited with code 255.
Output for 8.1.28 - 8.1.34, 8.2.18 - 8.2.30, 8.3.5 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0
👩‍️‍💋‍👩: 2
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.32, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
👩‍️‍💋‍👩: 1
Output for 5.6.0 - 5.6.40
\u{1F469}\u{200D}\u{FE0F}\u{200D}\u{1F48B}\u{200D}\u{1F469}: 59
preferences:
85.07 ms | 1984 KiB | 4 Q