Source

File: wp-includes/IXR/class-IXR-date.php

function parseIso($iso)
    {
        $this->year = substr($iso, 0, 4);
        $this->month = substr($iso, 4, 2);
        $this->day = substr($iso, 6, 2);
        $this->hour = substr($iso, 9, 2);
        $this->minute = substr($iso, 12, 2);
        $this->second = substr($iso, 15, 2);
        $this->timezone = substr($iso, 17);
    }