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Description

Get a blog's numeric ID from its URL.

Usage

<?php get_blog_id_from_url( $domain, $path ); ?>

Parameters

$domain

(string) (required) Blog domain.

Default: None

$path

(string) (optional) Blog path.

Default: "/"

Return Value

(integer) 

0 if no blog found, otherwise the ID of the matching blog.

Examples

<?php 
// For subdirectory installs
$blog_id = get_blog_id_from_url("example.com", "/blog1/");

// For subdomain installs
$blog_id = get_blog_id_from_url("blog1.example.com");
?>

Default Usage

Change Log

• Since: 2.6.5

Source File

get_blog_id_from_url() is located in wp-includes/ms-functions.php

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