deslash in /wp-admin/includes/upgrade.php
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Continue readingDelete user interface settings.Deleting settings would reset them to the defaults. This function has to be used before any output has started as it calls setcookie().
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Continue readingDelete user option with global blog capability.User options are just like user metadata except that they have support for global blog options. If the ‘global’ parameter is false, which it is by default it will prepend the WordPress table prefix to the option name.
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Continue reading