Function for querying posts

posts-query.php

<?php

function posts_query() {

	// Parameters available here: https://developer.wordpress.org/reference/classes/wp_query/
	$args = array(
		'post_type' => 'post' // Replace with other post type if you want
	);

	$posts = get_posts( $args );

	if ( $posts ) {
		foreach ($posts as $post) {
			$postID = $post->ID;
			$postTitle = $post->post_title;
			$postContent = wpautop( $post->post_content );
			$postExcerpt = $post->post_excerpt;
			$postLink = get_the_permalink( $postID );
		}
		wp_reset_postdata();
	} else {
		// No posts found
	}	
}	

?>