Function that checks all the WordPress Posts Slugs

oaf-check-posts-slugs-funcion.php

<?php
// Function that checks all the posts slugs

function oaf_post_exists_by_slug( $post_slug ) {
    $args_posts = array(
        'post_type'      => 'posts',
        'post_status'    => 'any',
        'name'           => $post_slug,
        'posts_per_page' => 1,
    );
    $loop_posts = new WP_Query( $args_posts );

    if ( ! $loop_posts->have_posts() ) {
        return false;

    } else {
        $loop_posts->the_post();
        return $loop_posts->post->ID;
    }
}