Alert: This function’s access is marked private. This means it is not intended for use by plugin or theme developers, only in other core functions. It is listed here for completeness.

_wp_get_image_size_from_meta( string $size_name, array $image_meta )

Get the image size as array from its meta data.

Description Description

Used for responsive images.

Parameters Parameters


(string) (Required) Image size. Accepts any valid image size name ('thumbnail', 'medium', etc.).


(array) (Required) The image meta data.

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Return Return

(array|bool) Array of width and height values in pixels (in that order) or false if the size doesn't exist.

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Source Source

File: wp-includes/media.php

function _wp_get_image_size_from_meta( $size_name, $image_meta ) {
	if ( $size_name === 'full' ) {
		return array(
			absint( $image_meta['width'] ),
			absint( $image_meta['height'] ),
	} elseif ( ! empty( $image_meta['sizes'][ $size_name ] ) ) {
		return array(
			absint( $image_meta['sizes'][ $size_name ]['width'] ),
			absint( $image_meta['sizes'][ $size_name ]['height'] ),

	return false;

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Changelog Changelog

Version Description
4.4.0 Introduced.

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