wp_img_tag_add_width_and_height_attr( string $image, string $context, int $attachment_id ): string
Adds width
and height
attributes to an img
HTML tag.
Parameters
-
$image
string Required -
The HTML
img
tag where the attribute should be added. -
$context
string Required -
Additional context to pass to the filters.
-
$attachment_id
int Required -
Image attachment ID.
Return
string Converted 'img'
element with 'width'
and 'height'
attributes added.
Source
File: wp-includes/media.php
.
View all references
function wp_img_tag_add_width_and_height_attr( $image, $context, $attachment_id ) {
$image_src = preg_match( '/src="([^"]+)"/', $image, $match_src ) ? $match_src[1] : '';
list( $image_src ) = explode( '?', $image_src );
// Return early if we couldn't get the image source.
if ( ! $image_src ) {
return $image;
}
/**
* Filters whether to add the missing `width` and `height` HTML attributes to the img tag. Default `true`.
*
* Returning anything else than `true` will not add the attributes.
*
* @since 5.5.0
*
* @param bool $value The filtered value, defaults to `true`.
* @param string $image The HTML `img` tag where the attribute should be added.
* @param string $context Additional context about how the function was called or where the img tag is.
* @param int $attachment_id The image attachment ID.
*/
$add = apply_filters( 'wp_img_tag_add_width_and_height_attr', true, $image, $context, $attachment_id );
if ( true === $add ) {
$image_meta = wp_get_attachment_metadata( $attachment_id );
$size_array = wp_image_src_get_dimensions( $image_src, $image_meta, $attachment_id );
if ( $size_array ) {
$hw = trim( image_hwstring( $size_array[0], $size_array[1] ) );
return str_replace( '<img', "<img {$hw}", $image );
}
}
return $image;
}
Hooks
-
apply_filters( 'wp_img_tag_add_width_and_height_attr',
bool $value ,string $image ,string $context ,int $attachment_id ) -
Filters whether to add the missing
width
andheight
HTML attributes to the img tag. Defaulttrue
.
Changelog
Version | Description |
---|---|
5.5.0 | Introduced. |