Online PHP editor | output for KjgRk

Output for 7.3.32 - 7.3.33, 7.4.33, 8.0.13, 8.5.1: Fatal error: Uncaught Error: Call to undefined function iconv() in /in/KjgRk:4 Stack trace: #0 {main} thrown in /in/KjgRk on line 4
Process exited with code 255.
Output for 8.0.14 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.27, 8.4.1 - 8.4.16, 8.5.0: Warning: iconv(): Wrong encoding, conversion from "UTF-8" to "gbk" is not allowed in /in/KjgRk on line 4 Warning: iconv(): Wrong encoding, conversion from "UTF-8" to "gbk" is not allowed in /in/KjgRk on line 6 bool(false)
Output for 8.3.28: /bin/php-8.3.28: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.3.28) /bin/php-8.3.28: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.3.28) /bin/php-8.3.28: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.3.28) /bin/php-8.3.28: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.3.28)
Process exited with code 1.
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.25, 8.0.0 - 8.0.12: http://192.168.67.166:10001/Home-Ptime-index-id-2?abc=1&bcd=2 string(65) "http://192.168.67.166:10001/Home-Ptime-index-id-2?abc=1&bcd=2"
Output for 7.4.26 - 7.4.32: Notice: iconv(): Wrong charset, conversion from `UTF-8' to `gbk' is not allowed in /in/KjgRk on line 4 Notice: iconv(): Wrong charset, conversion from `UTF-8' to `gbk' is not allowed in /in/KjgRk on line 6 bool(false)
Output for 5.4.0 - 5.4.45: Fatal error: Call to undefined function iconv() in /in/KjgRk on line 4
Process exited with code 255.
Output for 4.4.5 - 4.4.9: Fatal error: Call to undefined function: iconv() in /in/KjgRk on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.4: Fatal error: Call to undefined function: iconv() in /in/KjgRk on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1: Fatal error: Call to undefined function: iconv() in /in/KjgRk on line 4