描述：

调用当前模板或父模板的home模板文件home.php

用法：

<?php get_home_template() ?>

参数：

None

源文件：

/**
 * Retrieve path of home template in current or parent template.
 *
 * This is the template used for the page containing the blog posts.
 * Attempts to locate 'home.php' first before falling back to 'index.php'.
 *
 * The template path is filterable via the dynamic {@see '$type_template'} hook,
 * e.g. 'home_template'.
 *
 * @since 1.5.0
 *
 * @see get_query_template()
 *
 * @return string Full path to home template file.
 */
function get_home_template() {
	$templates = array( 'home.php', 'index.php' );

	return get_query_template( 'home', $templates );
}

 WordPress函数get_home_template()