sanitize_sql_orderby


sanitize_sql_orderby ( $orderby )

Parameters:
  • (string) $orderby Order by clause to be validated.
Returns:
  • (string|false) Returns $orderby if valid, false otherwise.
Defined at:

Description

Ensures a string is a valid SQL 'order by' clause.

Accepts one or more columns, with or without a sort order (ASC / DESC). e.g. 'column_1', 'column_1, column_2', 'column_1 ASC, column_2 DESC' etc.

Also accepts 'RAND()'.

Related Functions

sanitize_title_for_query, sanitize_user, sanitize_key, sanitize_term, sanitize_title

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