Core Function
View Source on Trac ↗ _wp_post_thumbnail_class_filter()
_wp_post_thumbnail_class_filter( mixed $attr ) Adds a 'wp-post-image' class to post thumbnails. Internal use only.
Parameters 1 required
| Name / Type | Description |
|---|---|
| $attr string[] | Array of thumbnail attributes including src, class, alt, title, keyed by attribute name. Required |
Return Value
(string[])
Modified array of attributes including the new 'wp-post-image' class.
Function Information
Since Version
2.9.0
Source File
wp-includes/media.php
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