WordPress at a glance
function is not described

IXR_Request::getLength() public WP 1.0

It's a method of the class: IXR_Request{}

No Hooks.

Return

Null. Nothing.

Usage

$IXR_Request = new IXR_Request();
$IXR_Request->getLength();

Code of IXR_Request::getLength() WP 5.5.1

<?php
function getLength()
{
    return strlen($this->xml);
}