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<?php $emoji = "\u{1F469}\u{200D}\u{2764}\u{FE0F}\u{200D}\u{1F48B}\u{200D}\u{1F469}"; echo $emoji , " : " , strlen($emoji) , "\n"; // 27, count byte echo $emoji , " : " , mb_strlen($emoji) , "\n"; // 8, count characters echo $emoji , " : " , grapheme_strlen($emoji) , "\n"; // 1, count grapheme units
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.30, 7.4.0 - 7.4.23, 8.0.0 - 8.0.10, 8.1rc1 - rc2
👩‍❤️‍💋‍👩 : 27 👩‍❤️‍💋‍👩 : 8 👩‍❤️‍💋‍👩 : 1
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
\u{1F469}\u{200D}\u{2764}\u{FE0F}\u{200D}\u{1F48B}\u{200D}\u{1F469} : 67 \u{1F469}\u{200D}\u{2764}\u{FE0F}\u{200D}\u{1F48B}\u{200D}\u{1F469} : 67 \u{1F469}\u{200D}\u{2764}\u{FE0F}\u{200D}\u{1F48B}\u{200D}\u{1F469} : 67
Output for 5.0.0 - 5.0.5, 5.1.1 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45
\u{1F469}\u{200D}\u{2764}\u{FE0F}\u{200D}\u{1F48B}\u{200D}\u{1F469} : 67 \u{1F469}\u{200D}\u{2764}\u{FE0F}\u{200D}\u{1F48B}\u{200D}\u{1F469} : 67 \u{1F469}\u{200D}\u{2764}\u{FE0F}\u{200D}\u{1F48B}\u{200D}\u{1F469} : Fatal error: Call to undefined function grapheme_strlen() in /in/KSSl4 on line 6
Process exited with code 255.
Output for 5.1.0
Fatal error: fatal flex scanner internal error--end of buffer missed in /in/KSSl4 on line 6
Process exited with code 255.
Output for 4.4.5 - 4.4.9
\u{1F469}\u{200D}\u{2764}\u{FE0F}\u{200D}\u{1F48B}\u{200D}\u{1F469} : 67 \u{1F469}\u{200D}\u{2764}\u{FE0F}\u{200D}\u{1F48B}\u{200D}\u{1F469} : 67 \u{1F469}\u{200D}\u{2764}\u{FE0F}\u{200D}\u{1F48B}\u{200D}\u{1F469} : Fatal error: Call to undefined function: grapheme_strlen() in /in/KSSl4 on line 6
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.4
\u{1F469}\u{200D}\u{2764}\u{FE0F}\u{200D}\u{1F48B}\u{200D}\u{1F469} : 67 \u{1F469}\u{200D}\u{2764}\u{FE0F}\u{200D}\u{1F48B}\u{200D}\u{1F469} : 67 \u{1F469}\u{200D}\u{2764}\u{FE0F}\u{200D}\u{1F48B}\u{200D}\u{1F469} : Fatal error: Call to undefined function: grapheme_strlen() in /in/KSSl4 on line 6
Process exited with code 255.
Output for 4.3.1
\u{1F469}\u{200D}\u{2764}\u{FE0F}\u{200D}\u{1F48B}\u{200D}\u{1F469} : 67 \u{1F469}\u{200D}\u{2764}\u{FE0F}\u{200D}\u{1F48B}\u{200D}\u{1F469} : 67 \u{1F469}\u{200D}\u{2764}\u{FE0F}\u{200D}\u{1F48B}\u{200D}\u{1F469} : Fatal error: Call to undefined function: grapheme_strlen() in /in/KSSl4 on line 6

preferences:
83.23 ms | 466 KiB | 5 Q