has_image_size() WP 1.0

Check if an image size exists.

No Hooks.

Return

true/false. True if the image size exists, false if not.

Usage

has_image_size( $name );

$name(string) (required)

The image size to check.

Code of has image size: wp-includes/media.php ^{WP 5.2.1}

<?php
function has_image_size( $name ) {
	$sizes = wp_get_additional_image_sizes();
	return isset( $sizes[ $name ] );
}

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From tag: Thumbnail (images)

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