WordPressのクエリ操作例

wordpress_query.php

<?php
//get_postsの例
$args = array('post_type' => 'post'); 
$the_query = get_posts( $args );
foreach ( $the_query as $post ) : setup_postdata( $post );
the_title();
endforeach;
wp_reset_postdata();

//WP_Queryの例
$args = array( 'post_type' => 'post' );
$the_query = new WP_Query( $args );
while ( $the_query->have_posts() ) : $the_query->the_post();
	the_title();
endwhile;
wp_reset_postdata();

//query_postsの例
$args = array( 'category_name=baseball' );
query_posts( $args );
while ( have_posts() ) : the_post();
    the_title();
endwhile;
wp_reset_query();
?>