get post title code example

Example 1: wordpress echo the page title

<?php echo get_the_title(post->$ID); ?>

Example 2: get post title by post id wordpress

get_post( $post_id )->post_title

Example 3: category title in post

<?php
foreach((get_the_category()) as $category) { 
    echo $category->cat_name . ' '; 
} 
?>