src/jira/Provider/IssueLinksProvider.php
public function getIssueByKey($key)
    {
        if (array_key_exists($key, $this->issues) && isset($this->issues[$key])) {
            return $this->issues[$key];
        }

        return null;
    }
public function getIssueByKey($key)
    {
        if (array_key_exists($key, $this->issues) && isset($this->issues[$key])) {
            return $this->issues[$key];
        }

        return null;
    }
public function getIssueByKey ( $ key ) { if ( array_key_exists ( $ key , $ this -> issues ) && isset ( $ this -> issues [ $ key ] ) ) { return $ this -> issues [ $ key ] ; } return null ; }
Returns issue by keys from memory

@param string $key Issue keys

@return Issue
Returns issue by keys from memory