3v4l.org

run code in 300+ PHP versions simultaneously
<?php $urls = array(); $urls[] = "data://text/plain,foo\r\nbar\r\n"; $urls[] = "data://text/plain,\r\nfoo\r\nbar\r\n"; $urls[] = "data://text/plain,foo\r\nbar"; foreach($urls as $url) { echo strtr($url, array("\r" => "\\r", "\n" => "\\n")) . "\n"; var_dump(file($url, FILE_IGNORE_NEW_LINES)); } ?>

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