apply_filters( ‘post_thumbnail_size’, string|int[] $size, int $post_id )

In this article

Filters the post thumbnail size.

Parameters

$sizestring|int[]
Requested image size. Can be any registered image size name, or an array of width and height values in pixels (in that order).
$post_idint
The post ID.

Source

$size = apply_filters( 'post_thumbnail_size', $size, $post->ID );

Changelog

VersionDescription
4.9.0Added the $post_id parameter.
2.9.0Introduced.

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