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Check if a remote image file exists in WordPress
<?php
/**
* Check if a remote image file exists.
*
* @param string $url The url to the remote image.
* @return bool Whether the remote image exists.
*/
function km_remote_image_file_exists( $url ) {
$response = wp_remote_head( $url );
return 200 === wp_remote_retrieve_response_code( $response );
}
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