WP REST API Examples

get-posts.php

<?php
/**
 * Get Public Posts from External Site using REST API
 */
$hostname = 'https://www.peterbooker.com';
$num      = 5;

$response = wp_remote_get(
    add_query_arg(
		array(
			'per_page' => $num,
		),
		$hostname . '/wp-json/wp/v2/posts'
	)
);

if ( ! is_wp_error( $response ) && 200 === $response['response']['code'] ) {
	$articles = json_decode( $response['body'] );
	foreach ( $articles as $article ) {
		echo '<h2>' . esc_html( $article->title->rendered ) . '</h2>';
		echo '<p>' . wp_kses_post( $article->excerpt->rendered ) . '</p>';
	}
}