do_settings_sections( string $page )

打印出添加到特定设置页的所有设置节
Prints out all settings sections added to a particular settings page

目录锚点：#说明#参数#返回#源码

说明（Description）

设置API的一部分。在设置页回调函数中使用此函数，可以使用add_settings_section（）和add_settings_field（）输出添加到该$page的所有节和字段

参数（Parameters）

返回（Return）

无返回值

源码（Source）

/**
 * Prints out all settings sections added to a particular settings page
 *
 * Part of the Settings API. Use this in a settings page callback function
 * to output all the sections and fields that were added to that $page with
 * add_settings_section() and add_settings_field()
 *
 * @global $wp_settings_sections Storage array of all settings sections added to admin pages
 * @global $wp_settings_fields Storage array of settings fields and info about their pages/sections
 * @since 2.7.0
 *
 * @param string $page The slug name of the page whos settings sections you want to output
 */
function do_settings_sections( $page ) {
	global $wp_settings_sections, $wp_settings_fields;

	if ( ! isset( $wp_settings_sections[$page] ) )
		return;

	foreach ( (array) $wp_settings_sections[$page] as $section ) {
		if ( $section['title'] )
			echo "{$section['title']}
";

		if ( $section['callback'] )
			call_user_func( $section['callback'], $section );

		if ( ! isset( $wp_settings_fields ) || !isset( $wp_settings_fields[$page] ) || !isset( $wp_settings_fields[$page][$section['id']] ) )
			continue;
		echo '';
		do_settings_fields( $page, $section['id'] );
		echo '';
	}
}