3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(ini_get("default_mimetype"), "html"); ini_set("default_mimetype", "text/a"); var_dump(ini_get("default_mimetype"), "a"); ini_set("default_mimetype", "text/b"); var_dump(ini_get("default_mimetype"), "b"); ini_restore("default_mimetype"); var_dump(ini_get("default_mimetype"), "a"); ini_restore("default_mimetype"); var_dump(ini_get("default_mimetype"), "html");
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
string(9) "text/html" string(4) "html" string(6) "text/a" string(1) "a" string(6) "text/b" string(1) "b" string(9) "text/html" string(1) "a" string(9) "text/html" string(4) "html"
preferences:
91.88 ms | 1522 KiB | 4 Q