WP_Tax_Query::sanitize_relation( string $relation ): string
- Since
- 4.1.0
- Source
wp-includes/class-wp-tax-query.php:207
Sanitizes a 'relation' operator.
Parameters
$relationstring- Raw relation key from the query argument.
Return
string- Sanitized relation. Either 'AND' or 'OR'.
Used by · 2
- WP_Tax_Query::__construct()Constructor.
- WP_Tax_Query::sanitize_query()Ensures the 'tax_query' argument passed to the class constructor is well-formed.
Source
public function sanitize_relation( $relation ) { if ( 'OR' === strtoupper( $relation ) ) { return 'OR'; } else { return 'AND'; } }History
Introduced in 4.1.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
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- Parsed data
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src/wp-includes/class-wp-tax-query.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it. - Corrections
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