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Summery Summery
Used internally to generate an SQL string for searching across multiple columns.
Syntax Syntax
Parameters Parameters
- $string
-
(Required) Search string.
- $columns
-
(Required) Array of columns to search.
Return Return
(string) Search SQL.
Source Source
File: wp-includes/class-wp-site-query.php
protected function get_search_sql( $string, $columns ) {
global $wpdb;
if ( false !== strpos( $string, '*' ) ) {
$like = '%' . implode( '%', array_map( array( $wpdb, 'esc_like' ), explode( '*', $string ) ) ) . '%';
} else {
$like = '%' . $wpdb->esc_like( $string ) . '%';
}
$searches = array();
foreach ( $columns as $column ) {
$searches[] = $wpdb->prepare( "$column LIKE %s", $like );
}
return '(' . implode( ' OR ', $searches ) . ')';
}
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Changelog Changelog
| Version | Description |
|---|---|
| 4.6.0 | Introduced. |