get_current_blog_id()
Retrieve the current site (blog) ID.
The function uses the global variable $blog_id.
Works early in WordPress loading, even before the SHORTINIT constant.
About the differences between websites and blogs in MU read here
Used By: is_main_site()
1 time — 0.000018 sec (very fast) | 50000 times — 0.01 sec (speed of light) | PHP 7.1.2, WP 4.7.5
No Hooks.
Return
Int
. Site ID.
Usage
get_current_blog_id();
Examples
#1 Get the ID of the current blog:
$blog_id = get_current_blog_id();
Notes
- Global. Int. $blog_id
Changelog
Since 3.1.0 | Introduced. |
get_current_blog_id() get current blog id code WP 6.6.2
function get_current_blog_id() { global $blog_id; return absint( $blog_id ); }