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run code in 300+ PHP versions simultaneously
<?php $encodings = mb_list_encodings(); var_dump(count($encodings)); foreach ($encodings as $encoding) { foreach (["\r","\n"] as $string) { if (strlen($string) !== mb_strlen($string, $encoding)) { var_dump([$encoding, ord($string)]); } } }
Output for 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
int(78) Deprecated: mb_strlen(): Handling Base64 via mbstring is deprecated; use base64_encode/base64_decode instead in /in/UMIlJ on line 8 array(2) { [0]=> string(6) "BASE64" [1]=> int(13) } array(2) { [0]=> string(6) "BASE64" [1]=> int(10) } Deprecated: mb_strlen(): Handling Uuencode via mbstring is deprecated; use convert_uuencode/convert_uudecode instead in /in/UMIlJ on line 8 Deprecated: mb_strlen(): Handling HTML entities via mbstring is deprecated; use htmlspecialchars, htmlentities, or mb_encode_numericentity/mb_decode_numericentity instead in /in/UMIlJ on line 8 Deprecated: mb_strlen(): Handling QPrint via mbstring is deprecated; use quoted_printable_encode/quoted_printable_decode instead in /in/UMIlJ on line 8 array(2) { [0]=> string(5) "UCS-4" [1]=> int(13) } array(2) { [0]=> string(5) "UCS-4" [1]=> int(10) } array(2) { [0]=> string(7) "UCS-4BE" [1]=> int(13) } array(2) { [0]=> string(7) "UCS-4BE" [1]=> int(10) } array(2) { [0]=> string(7) "UCS-4LE" [1]=> int(13) } array(2) { [0]=> string(7) "UCS-4LE" [1]=> int(10) } array(2) { [0]=> string(5) "UCS-2" [1]=> int(13) } array(2) { [0]=> string(5) "UCS-2" [1]=> int(10) } array(2) { [0]=> string(7) "UCS-2BE" [1]=> int(13) } array(2) { [0]=> string(7) "UCS-2BE" [1]=> int(10) } array(2) { [0]=> string(7) "UCS-2LE" [1]=> int(13) } array(2) { [0]=> string(7) "UCS-2LE" [1]=> int(10) } array(2) { [0]=> string(6) "UTF-32" [1]=> int(13) } array(2) { [0]=> string(6) "UTF-32" [1]=> int(10) } array(2) { [0]=> string(8) "UTF-32BE" [1]=> int(13) } array(2) { [0]=> string(8) "UTF-32BE" [1]=> int(10) } array(2) { [0]=> string(8) "UTF-32LE" [1]=> int(13) } array(2) { [0]=> string(8) "UTF-32LE" [1]=> int(10) }
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 int(78) Deprecated: mb_strlen(): Handling Base64 via mbstring is deprecated; use base64_encode/base64_decode instead in /in/UMIlJ on line 8 array(2) { [0]=> string(6) "BASE64" [1]=> int(13) } array(2) { [0]=> string(6) "BASE64" [1]=> int(10) } Deprecated: mb_strlen(): Handling Uuencode via mbstring is deprecated; use convert_uuencode/convert_uudecode instead in /in/UMIlJ on line 8 Deprecated: mb_strlen(): Handling HTML entities via mbstring is deprecated; use htmlspecialchars, htmlentities, or mb_encode_numericentity/mb_decode_numericentity instead in /in/UMIlJ on line 8 Deprecated: mb_strlen(): Handling QPrint via mbstring is deprecated; use quoted_printable_encode/quoted_printable_decode instead in /in/UMIlJ on line 8 array(2) { [0]=> string(5) "UCS-4" [1]=> int(13) } array(2) { [0]=> string(5) "UCS-4" [1]=> int(10) } array(2) { [0]=> string(7) "UCS-4BE" [1]=> int(13) } array(2) { [0]=> string(7) "UCS-4BE" [1]=> int(10) } array(2) { [0]=> string(7) "UCS-4LE" [1]=> int(13) } array(2) { [0]=> string(7) "UCS-4LE" [1]=> int(10) } array(2) { [0]=> string(5) "UCS-2" [1]=> int(13) } array(2) { [0]=> string(5) "UCS-2" [1]=> int(10) } array(2) { [0]=> string(7) "UCS-2BE" [1]=> int(13) } array(2) { [0]=> string(7) "UCS-2BE" [1]=> int(10) } array(2) { [0]=> string(7) "UCS-2LE" [1]=> int(13) } array(2) { [0]=> string(7) "UCS-2LE" [1]=> int(10) } array(2) { [0]=> string(6) "UTF-32" [1]=> int(13) } array(2) { [0]=> string(6) "UTF-32" [1]=> int(10) } array(2) { [0]=> string(8) "UTF-32BE" [1]=> int(13) } array(2) { [0]=> string(8) "UTF-32BE" [1]=> int(10) } array(2) { [0]=> string(8) "UTF-32LE" [1]=> int(13) } array(2) { [0]=> string(8) "UTF-32LE" [1]=> int(10) }
Output for 8.1.11 - 8.1.28
int(78) array(2) { [0]=> string(6) "BASE64" [1]=> int(13) } array(2) { [0]=> string(6) "BASE64" [1]=> int(10) } array(2) { [0]=> string(5) "UCS-4" [1]=> int(13) } array(2) { [0]=> string(5) "UCS-4" [1]=> int(10) } array(2) { [0]=> string(7) "UCS-4BE" [1]=> int(13) } array(2) { [0]=> string(7) "UCS-4BE" [1]=> int(10) } array(2) { [0]=> string(7) "UCS-4LE" [1]=> int(13) } array(2) { [0]=> string(7) "UCS-4LE" [1]=> int(10) } array(2) { [0]=> string(5) "UCS-2" [1]=> int(13) } array(2) { [0]=> string(5) "UCS-2" [1]=> int(10) } array(2) { [0]=> string(7) "UCS-2BE" [1]=> int(13) } array(2) { [0]=> string(7) "UCS-2BE" [1]=> int(10) } array(2) { [0]=> string(7) "UCS-2LE" [1]=> int(13) } array(2) { [0]=> string(7) "UCS-2LE" [1]=> int(10) } array(2) { [0]=> string(6) "UTF-32" [1]=> int(13) } array(2) { [0]=> string(6) "UTF-32" [1]=> int(10) } array(2) { [0]=> string(8) "UTF-32BE" [1]=> int(13) } array(2) { [0]=> string(8) "UTF-32BE" [1]=> int(10) } array(2) { [0]=> string(8) "UTF-32LE" [1]=> int(13) } array(2) { [0]=> string(8) "UTF-32LE" [1]=> int(10) } array(2) { [0]=> string(6) "UTF-16" [1]=> int(13) } array(2) { [0]=> string(6) "UTF-16" [1]=> int(10) } array(2) { [0]=> string(8) "UTF-16BE" [1]=> int(13) } array(2) { [0]=> string(8) "UTF-16BE" [1]=> int(10) } array(2) { [0]=> string(8) "UTF-16LE" [1]=> int(13) } array(2) { [0]=> string(8) "UTF-16LE" [1]=> int(10) }
Output for 8.1.0 - 8.1.10
int(77) array(2) { [0]=> string(6) "BASE64" [1]=> int(13) } array(2) { [0]=> string(6) "BASE64" [1]=> int(10) } array(2) { [0]=> string(5) "UCS-4" [1]=> int(13) } array(2) { [0]=> string(5) "UCS-4" [1]=> int(10) } array(2) { [0]=> string(7) "UCS-4BE" [1]=> int(13) } array(2) { [0]=> string(7) "UCS-4BE" [1]=> int(10) } array(2) { [0]=> string(7) "UCS-4LE" [1]=> int(13) } array(2) { [0]=> string(7) "UCS-4LE" [1]=> int(10) } array(2) { [0]=> string(5) "UCS-2" [1]=> int(13) } array(2) { [0]=> string(5) "UCS-2" [1]=> int(10) } array(2) { [0]=> string(7) "UCS-2BE" [1]=> int(13) } array(2) { [0]=> string(7) "UCS-2BE" [1]=> int(10) } array(2) { [0]=> string(7) "UCS-2LE" [1]=> int(13) } array(2) { [0]=> string(7) "UCS-2LE" [1]=> int(10) } array(2) { [0]=> string(6) "UTF-32" [1]=> int(13) } array(2) { [0]=> string(6) "UTF-32" [1]=> int(10) } array(2) { [0]=> string(8) "UTF-32BE" [1]=> int(13) } array(2) { [0]=> string(8) "UTF-32BE" [1]=> int(10) } array(2) { [0]=> string(8) "UTF-32LE" [1]=> int(13) } array(2) { [0]=> string(8) "UTF-32LE" [1]=> int(10) } array(2) { [0]=> string(6) "UTF-16" [1]=> int(13) } array(2) { [0]=> string(6) "UTF-16" [1]=> int(10) } array(2) { [0]=> string(8) "UTF-16BE" [1]=> int(13) } array(2) { [0]=> string(8) "UTF-16BE" [1]=> int(10) } array(2) { [0]=> string(8) "UTF-16LE" [1]=> int(13) } array(2) { [0]=> string(8) "UTF-16LE" [1]=> int(10) }
Output for 8.0.0 - 8.0.30
int(85) array(2) { [0]=> string(5) "wchar" [1]=> int(13) } array(2) { [0]=> string(5) "wchar" [1]=> int(10) } array(2) { [0]=> string(6) "BASE64" [1]=> int(13) } array(2) { [0]=> string(6) "BASE64" [1]=> int(10) } array(2) { [0]=> string(5) "UCS-4" [1]=> int(13) } array(2) { [0]=> string(5) "UCS-4" [1]=> int(10) } array(2) { [0]=> string(7) "UCS-4BE" [1]=> int(13) } array(2) { [0]=> string(7) "UCS-4BE" [1]=> int(10) } array(2) { [0]=> string(7) "UCS-4LE" [1]=> int(13) } array(2) { [0]=> string(7) "UCS-4LE" [1]=> int(10) } array(2) { [0]=> string(5) "UCS-2" [1]=> int(13) } array(2) { [0]=> string(5) "UCS-2" [1]=> int(10) } array(2) { [0]=> string(7) "UCS-2BE" [1]=> int(13) } array(2) { [0]=> string(7) "UCS-2BE" [1]=> int(10) } array(2) { [0]=> string(7) "UCS-2LE" [1]=> int(13) } array(2) { [0]=> string(7) "UCS-2LE" [1]=> int(10) } array(2) { [0]=> string(6) "UTF-32" [1]=> int(13) } array(2) { [0]=> string(6) "UTF-32" [1]=> int(10) } array(2) { [0]=> string(8) "UTF-32BE" [1]=> int(13) } array(2) { [0]=> string(8) "UTF-32BE" [1]=> int(10) } array(2) { [0]=> string(8) "UTF-32LE" [1]=> int(13) } array(2) { [0]=> string(8) "UTF-32LE" [1]=> int(10) } array(2) { [0]=> string(6) "UTF-16" [1]=> int(13) } array(2) { [0]=> string(6) "UTF-16" [1]=> int(10) } array(2) { [0]=> string(8) "UTF-16BE" [1]=> int(13) } array(2) { [0]=> string(8) "UTF-16BE" [1]=> int(10) } array(2) { [0]=> string(8) "UTF-16LE" [1]=> int(13) } array(2) { [0]=> string(8) "UTF-16LE" [1]=> int(10) }
Output for 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
int(86) array(2) { [0]=> string(4) "pass" [1]=> int(13) } array(2) { [0]=> string(4) "pass" [1]=> int(10) } array(2) { [0]=> string(5) "wchar" [1]=> int(13) } array(2) { [0]=> string(5) "wchar" [1]=> int(10) } array(2) { [0]=> string(6) "BASE64" [1]=> int(13) } array(2) { [0]=> string(6) "BASE64" [1]=> int(10) } array(2) { [0]=> string(5) "UCS-4" [1]=> int(13) } array(2) { [0]=> string(5) "UCS-4" [1]=> int(10) } array(2) { [0]=> string(7) "UCS-4BE" [1]=> int(13) } array(2) { [0]=> string(7) "UCS-4BE" [1]=> int(10) } array(2) { [0]=> string(7) "UCS-4LE" [1]=> int(13) } array(2) { [0]=> string(7) "UCS-4LE" [1]=> int(10) } array(2) { [0]=> string(5) "UCS-2" [1]=> int(13) } array(2) { [0]=> string(5) "UCS-2" [1]=> int(10) } array(2) { [0]=> string(7) "UCS-2BE" [1]=> int(13) } array(2) { [0]=> string(7) "UCS-2BE" [1]=> int(10) } array(2) { [0]=> string(7) "UCS-2LE" [1]=> int(13) } array(2) { [0]=> string(7) "UCS-2LE" [1]=> int(10) } array(2) { [0]=> string(6) "UTF-32" [1]=> int(13) } array(2) { [0]=> string(6) "UTF-32" [1]=> int(10) } array(2) { [0]=> string(8) "UTF-32BE" [1]=> int(13) } array(2) { [0]=> string(8) "UTF-32BE" [1]=> int(10) } array(2) { [0]=> string(8) "UTF-32LE" [1]=> int(13) } array(2) { [0]=> string(8) "UTF-32LE" [1]=> int(10) } array(2) { [0]=> string(6) "UTF-16" [1]=> int(13) } array(2) { [0]=> string(6) "UTF-16" [1]=> int(10) } array(2) { [0]=> string(8) "UTF-16BE" [1]=> int(13) } array(2) { [0]=> string(8) "UTF-16BE" [1]=> int(10) } array(2) { [0]=> string(8) "UTF-16LE" [1]=> int(13) } array(2) { [0]=> string(8) "UTF-16LE" [1]=> int(10) }
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.30, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33
int(87) array(2) { [0]=> string(5) "wchar" [1]=> int(13) } array(2) { [0]=> string(5) "wchar" [1]=> int(10) } array(2) { [0]=> string(6) "BASE64" [1]=> int(13) } array(2) { [0]=> string(6) "BASE64" [1]=> int(10) } array(2) { [0]=> string(5) "UCS-4" [1]=> int(13) } array(2) { [0]=> string(5) "UCS-4" [1]=> int(10) } array(2) { [0]=> string(7) "UCS-4BE" [1]=> int(13) } array(2) { [0]=> string(7) "UCS-4BE" [1]=> int(10) } array(2) { [0]=> string(7) "UCS-4LE" [1]=> int(13) } array(2) { [0]=> string(7) "UCS-4LE" [1]=> int(10) } array(2) { [0]=> string(5) "UCS-2" [1]=> int(13) } array(2) { [0]=> string(5) "UCS-2" [1]=> int(10) } array(2) { [0]=> string(7) "UCS-2BE" [1]=> int(13) } array(2) { [0]=> string(7) "UCS-2BE" [1]=> int(10) } array(2) { [0]=> string(7) "UCS-2LE" [1]=> int(13) } array(2) { [0]=> string(7) "UCS-2LE" [1]=> int(10) } array(2) { [0]=> string(6) "UTF-32" [1]=> int(13) } array(2) { [0]=> string(6) "UTF-32" [1]=> int(10) } array(2) { [0]=> string(8) "UTF-32BE" [1]=> int(13) } array(2) { [0]=> string(8) "UTF-32BE" [1]=> int(10) } array(2) { [0]=> string(8) "UTF-32LE" [1]=> int(13) } array(2) { [0]=> string(8) "UTF-32LE" [1]=> int(10) } array(2) { [0]=> string(6) "UTF-16" [1]=> int(13) } array(2) { [0]=> string(6) "UTF-16" [1]=> int(10) } array(2) { [0]=> string(8) "UTF-16BE" [1]=> int(13) } array(2) { [0]=> string(8) "UTF-16BE" [1]=> int(10) } array(2) { [0]=> string(8) "UTF-16LE" [1]=> int(13) } array(2) { [0]=> string(8) "UTF-16LE" [1]=> int(10) }
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/UMIlJ on line 7
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/UMIlJ on line 7
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/UMIlJ on line 7
Process exited with code 255.

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