3v4l.org

run code in 300+ PHP versions simultaneously
<?php function chk($a,$b){ mb_regex_encoding('SJIS-win'); $j=0; for($i=$a;$i<$b;$i++){ $s=sprintf('%x',$i); $hex = hex2bin($s); if(mb_check_encoding($hex)){ if (!mb_ereg($hex, $hex)){ echo "$s($hex):NG\n"; } }else{ } $j++; } echo "cnt:$j\n"; } chk(0xED40,0xFC51);
Output for 5.4.0 - 5.4.45, 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 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.26, 8.0.0 - 8.0.13, 8.1rc1 - rc3
cnt:3857
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
Fatal error: Call to undefined function hex2bin() in /in/SYRJP on line 8
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: hex2bin() in /in/SYRJP on line 8
Process exited with code 255.
Output for 4.3.4 - 4.3.11, 4.4.0 - 4.4.4
Fatal error: Call to undefined function: hex2bin() in /in/SYRJP on line 8
Process exited with code 255.
Output for 4.3.2 - 4.3.3
Fatal error: Call to undefined function: mb_regex_encoding() in /in/SYRJP on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: mb_regex_encoding() in /in/SYRJP on line 4

preferences:
44.37 ms | 464 KiB | 5 Q