Glossary Term
sanitize_sql_orderby()
3 tags
1 category
sanitize_sql_orderby() — 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()’.
Inputs: $orderby (string): Order by clause to be validated.
Returns string|false: Returns $orderby if valid, false otherwise.
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