Menu Adam R Brown

WP hooks navigation: Home/browseActions indexFilters index

Source View: pre_{$field}

To save our bandwidth, we show only a snippet of code around each occurence of the hook. View complete file in SVN (without highlighting).

Understanding Source Code

The best way to understand what a hook does is to look at where it occurs in the source code.

Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.

Source View

Line Code
1511           }
1512
1513           if ( 'description' == $field )
1514                $value = esc_html( $value ); // textarea_escaped?
1515           else
1516                $value = esc_attr($value);
1517      } else if ( 'db' == $context ) {
1518           if ( $prefixed ) {
1519                /** This filter is documented in wp-includes/post.php */
1520                $value = apply_filters( "pre_{$field}", $value );
1521           } else {
1522
1523                /**
1524                 * Filter the value of a user field in the 'db' context.
1525                 *
1526                 * The dynamic portion of the hook name, `$field`, refers to the prefixed user
1527                 * field being filtered, such as 'user_login', 'user_email', 'first_name', etc.
1528                  *
1529                 * @since 2.9.0