www.gusucode.com > Piwik 网站流量统计系统 v2.9.1PHP源码程序 > Piwik 网站流量统计系统 v2.9.1/piwik/piwik/core/DataTable/Filter/ColumnCallbackAddColumnPercentage.php
<?php /** * Piwik - free/libre analytics platform * * @link http://piwik.org * @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later * */ namespace Piwik\DataTable\Filter; use Piwik\Piwik; /** * Calculates a percentage value for each row of a {@link DataTable} and adds the result * to each row. * * See {@link ColumnCallbackAddColumnQuotient} for more information. * * **Basic usage example** * * $nbVisits = // ... get the visits for a period ... * $dataTable->queueFilter('ColumnCallbackAddColumnPercentage', array('nb_visits', 'nb_visits_percentage', $nbVisits, 1)); * * @api */ class ColumnCallbackAddColumnPercentage extends ColumnCallbackAddColumnQuotient { /** * Formats the given value as a percentage. * * @param number $value * @param number $divisor * @return string */ protected function formatValue($value, $divisor) { return Piwik::getPercentageSafe($value, $divisor, $this->quotientPrecision) . '%'; } }