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Source View: wp_get_attachment_image_attributes

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Source View

Line Code
662                'alt'     => trim(strip_tags( get_post_meta($attachment_id, '_wp_attachment_image_alt', true) )), // Use Alt field first
663                'title'     => trim(strip_tags( $attachment->post_title )),
664           );
665           if ( empty($default_attr['alt']) )
666                $default_attr['alt'] = trim(strip_tags( $attachment->post_excerpt )); // If not, Use the Caption
667           if ( empty($default_attr['alt']) )
668                $default_attr['alt'] = trim(strip_tags( $attachment->post_title )); // Finally, use the title
669
670           $attr = wp_parse_args($attr, $default_attr);
671           $attr = apply_filters( 'wp_get_attachment_image_attributes', $attr, $attachment );
672           $attr = array_map( 'esc_attr', $attr );
673           $html = rtrim("<img $hwstring");
674           foreach ( $attr as $name => $value ) {
675                $html .= " $name=" . '"' . $value . '"';
676           }
677           $html .= ' />';
678      }
679
680      return $html;