get_post_type in wordpress code example

Example 1: wordpres get_posttype

if ( get_post_type( get_the_ID() ) == 'slug_post_type' ) {
    //if is true
}

Example 2: wordpress get post type

// Retrieves the post type of the current post or of a given post.
get_post_type( int|WP_Post|null $post = null )