bonny

<?php
// Get the pages 1,2 and 3 and do some things with them
with_posts("1,2,3'", function() {
	echo "<p>Found a post with title: " . get_the_title() . "</p>";
});
?>

bonny

<?php
// Setup a wp_query object that gets the pages with id 1,2 and 3
$query = new wp_query('post_type=page&post__in=1,2,3');
while ($query->have_posts() ) :
	$query->the_post();
	echo "<p>Found a post with title: " . get_the_title() . "</p>";
endwhile;
wp_reset_postdata();
?>

bonny

<?php

/**
 * WordPress WP_QUERY-wrapper to simplify getting and working with posts
 *
 * Does something with posts, using a callback
 * Setups global post variable before running callback
 * And restores it afterwards
 *
 * An introductionary blogpost about this function is posted on our blog:

bonny

<?php

/**
 * Examples for WordPress function with_posts()
 * 
 * The main function is available here:
 * https://gist.github.com/bonny/5011943
 * 
 * Author and contact info:
 * https//twitter.com/eskapism

bonny

Array
(
    [date_only] => Array
        (
            [type] => date
            [date_unixtime] => 1351900800
            [ISO_8601] => 2012-11-03
            [RFC_2822] => Sat, 03 Nov 2012 00:00:00 +0000
            [Y-m-d] => 2012-11-03
            [date_format] => November 3, 2012

bonny

Array
(
    [id] => 1
    [first_name] => phil
    [last_name] => roberts
    [user_login] => phil
    [user_email] => [email protected]
    [user_nicename] => philly
    [display_name] => philly
    [user] => WP_User Object

bonny

Array
(
    [saved_value] => 27/10/2012
    [timestamp] => 1351296000
    [date_format] => October 27, 2012
)

bonny

Array
(
    [terms] => Array
        (
            [0] => Array
                (
                    [name] => Uncategorized
                    [slug] => uncategorized
                    [id] => 1
                    [term] => stdClass Object

bonny

Array
(
    [name] => category
    [singular_name] => Category
    [plural_name] => Categories
    [taxonomy] => stdClass Object
        (
            [hierarchical] => 1
            [update_count_callback] => 
            [rewrite] => Array

bonny

Array
(
    [id] => 41
    [title] => Post to test extended return values
    [permalink] => http://example.com/wordpress/?p=41
    [post] => stdClass Object
        (
            [ID] => 41
            [post_author] => 1
            [post_date] => 2012-10-19 13:58:19