Parses an ‘order’ query variable and casts it to ASC or DESC as necessary.

Parses and sanitizes ‘orderby’ keys passed to the user query.

Prepares the query variables.

Generate HTML for a single row on the users.php admin panel.

Outputs the content for the current Categories widget instance.

Checks if a string is ASCII.

Checks if the query is accessing a collation considered safe on the current version of MySQL.

Retrieves the character set for the given column.

Retrieves the character set for the given table.

Finds the first table name referenced in a query.