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get_post_mime_type( int|WP_Post $post = null )

Retrieve the mime type of an attachment based on the ID.

Description

This function can be used with any post type, but it makes more sense with attachments.

Parameters

$post

(int|WP_Post) (Optional) Post ID or post object. Defaults to global $post.

Default value: null

Return

(string|false) The mime type on success, false on failure.

Source

File: wp-includes/post.php

function get_post_mime_type( $post = null ) {
	$post = get_post( $post );

	if ( is_object( $post ) ) {
		return $post->post_mime_type;
	}

	return false;
}

Changelog

Version Description
2.0.0 Introduced.

© 2003–2019 WordPress Foundation
Licensed under the GNU GPLv2+ License.
https://developer.wordpress.org/reference/functions/get_post_mime_type