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run code in 200+ php & hhvm versions
Bugs & Features
<?php $stream = fopen('php://memory', 'w+'); $meta = stream_get_meta_data($stream); var_dump(is_writable($meta['uri']), fwrite($stream, 'foobar'), $meta);
based on 6I40g
Output for 5.5.32 - 5.5.38, 5.6.18 - 5.6.28, 7.0.3 - 7.2.0
bool(false) int(6) array(9) { ["timed_out"]=> bool(false) ["blocked"]=> bool(true) ["eof"]=> bool(false) ["wrapper_type"]=> string(3) "PHP" ["stream_type"]=> string(6) "MEMORY" ["mode"]=> string(3) "w+b" ["unread_bytes"]=> int(0) ["seekable"]=> bool(true) ["uri"]=> string(12) "php://memory" }
Output for 5.1.4 - 5.5.31, 5.6.0 - 5.6.17, 7.0.0 - 7.0.2
bool(false) int(6) array(9) { ["wrapper_type"]=> string(3) "PHP" ["stream_type"]=> string(6) "MEMORY" ["mode"]=> string(3) "w+b" ["unread_bytes"]=> int(0) ["seekable"]=> bool(true) ["uri"]=> string(12) "php://memory" ["timed_out"]=> bool(false) ["blocked"]=> bool(true) ["eof"]=> bool(false) }
Output for 5.0.0 - 5.1.3
Warning: fopen(php://memory): failed to open stream: Inappropriate ioctl for device in /in/VsXEJ on line 3 Warning: stream_get_meta_data(): supplied argument is not a valid stream resource in /in/VsXEJ on line 4 Warning: fwrite(): supplied argument is not a valid stream resource in /in/VsXEJ on line 5 bool(false) bool(false) bool(false)
Output for 4.3.5 - 4.4.9
Warning: fopen(php://memory): failed to open stream: Success in /in/VsXEJ on line 3 Warning: stream_get_meta_data(): supplied argument is not a valid stream resource in /in/VsXEJ on line 4 Warning: fwrite(): supplied argument is not a valid stream resource in /in/VsXEJ on line 5 bool(false) bool(false) bool(false)
Output for 4.3.3 - 4.3.4
Warning: fopen(php://memory): failed to open stream: Success in /in/VsXEJ on line 3 Warning: stream_get_meta_data(): supplied argument is not a valid stream resource in /in/VsXEJ on line 4 Warning: fwrite(): supplied argument is not a valid stream resource in /in/VsXEJ on line 5 bool(false) NULL NULL
Output for 4.3.2
Warning: fopen(php://memory): failed to open stream: Inappropriate ioctl for device in /in/VsXEJ on line 3 Warning: stream_get_meta_data(): supplied argument is not a valid stream resource in /in/VsXEJ on line 4 Warning: fwrite(): supplied argument is not a valid stream resource in /in/VsXEJ on line 5 bool(false) NULL NULL
Output for 4.3.0 - 4.3.1
Warning: fopen(php://memory) [http://www.php.net/function.fopen]: failed to create stream: Inappropriate ioctl for device in /in/VsXEJ on line 3 Warning: stream_get_meta_data(): supplied argument is not a valid stream resource in /in/VsXEJ on line 4 Warning: fwrite(): supplied argument is not a valid stream resource in /in/VsXEJ on line 5 bool(false) NULL NULL