3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo "äöü"."-".utf8_encode("äöü")."-".utf8_encode(utf8_encode("äöü"))."-".mb_convert_encoding("äöü", 'UTF-8')."-".mb_convert_encoding(utf8_encode("äöü"), 'UTF-8')."<br/>"; echo json_encode(array("äöü"."-".utf8_encode("äöü")."-".utf8_encode(utf8_encode("äöü"))."-".mb_convert_encoding("äöü", 'UTF-8')."-".mb_convert_encoding(utf8_encode("äöü"), 'UTF-8')));
Output for 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
Deprecated: Function utf8_encode() is deprecated in /in/a2bF9 on line 2 Deprecated: Function utf8_encode() is deprecated in /in/a2bF9 on line 2 Deprecated: Function utf8_encode() is deprecated in /in/a2bF9 on line 2 Deprecated: Function utf8_encode() is deprecated in /in/a2bF9 on line 2 äöü-äöü-äöü-äöü-äöü<br/> Deprecated: Function utf8_encode() is deprecated in /in/a2bF9 on line 3 Deprecated: Function utf8_encode() is deprecated in /in/a2bF9 on line 3 Deprecated: Function utf8_encode() is deprecated in /in/a2bF9 on line 3 Deprecated: Function utf8_encode() is deprecated in /in/a2bF9 on line 3 ["\u00e4\u00f6\u00fc-\u00c3\u00a4\u00c3\u00b6\u00c3\u00bc-\u00c3\u0083\u00c2\u00a4\u00c3\u0083\u00c2\u00b6\u00c3\u0083\u00c2\u00bc-\u00e4\u00f6\u00fc-\u00c3\u00a4\u00c3\u00b6\u00c3\u00bc"]
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 Deprecated: Function utf8_encode() is deprecated in /in/a2bF9 on line 2 Deprecated: Function utf8_encode() is deprecated in /in/a2bF9 on line 2 Deprecated: Function utf8_encode() is deprecated in /in/a2bF9 on line 2 Deprecated: Function utf8_encode() is deprecated in /in/a2bF9 on line 2 äöü-äöü-äöü-äöü-äöü<br/> Deprecated: Function utf8_encode() is deprecated in /in/a2bF9 on line 3 Deprecated: Function utf8_encode() is deprecated in /in/a2bF9 on line 3 Deprecated: Function utf8_encode() is deprecated in /in/a2bF9 on line 3 Deprecated: Function utf8_encode() is deprecated in /in/a2bF9 on line 3 ["\u00e4\u00f6\u00fc-\u00c3\u00a4\u00c3\u00b6\u00c3\u00bc-\u00c3\u0083\u00c2\u00a4\u00c3\u0083\u00c2\u00b6\u00c3\u0083\u00c2\u00bc-\u00e4\u00f6\u00fc-\u00c3\u00a4\u00c3\u00b6\u00c3\u00bc"]
Output for 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.6 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27
äöü-äöü-äöü-äöü-äöü<br/>["\u00e4\u00f6\u00fc-\u00c3\u00a4\u00c3\u00b6\u00c3\u00bc-\u00c3\u0083\u00c2\u00a4\u00c3\u0083\u00c2\u00b6\u00c3\u0083\u00c2\u00bc-\u00e4\u00f6\u00fc-\u00c3\u00a4\u00c3\u00b6\u00c3\u00bc"]
Output for 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38
äöü-äöü-äöü-äöü-äöü<br/>["\u00e4\u00f6\u00fc-\u00c3\u00a4\u00c3\u00b6\u00c3\u00bc-\u00c3\u0083\u00c2\u00a4\u00c3\u0083\u00c2\u00b6\u00c3\u0083\u00c2\u00bc-\u00c3\u00a4\u00c3\u00b6\u00c3\u00bc-\u00c3\u0083\u00c2\u00a4\u00c3\u0083\u00c2\u00b6\u00c3\u0083\u00c2\u00bc"]
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6
äöü-äöü-äöü-äöü-äöü<br/> Fatal error: Call to undefined function json_encode() in /in/a2bF9 on line 3
Process exited with code 255.
Output for 4.4.5 - 4.4.9
äöü-äöü-äöü-äöü-äöü<br/> Fatal error: Call to undefined function: json_encode() in /in/a2bF9 on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.4
äöü-äöü-äöü-äöü-äöü<br/> Fatal error: Call to undefined function: json_encode() in /in/a2bF9 on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1
äöü-äöü-äöü-äöü-äöü<br/> Fatal error: Call to undefined function: json_encode() in /in/a2bF9 on line 3

preferences:
244.21 ms | 401 KiB | 350 Q