PAGI\Client\IClient::setVariable PHP Method

    public function setVariable($name, $value);

 /**
  * Access AGI client to set the variable.
  *
  * @param string $name  Variable name.
  * @param string $value Value.
  *
  * @return void
  */
 protected function setCallerIdVariable($name, $value)
 {
     $this->_client->setVariable('CALLERID(' . $name . ')', $value);
 }