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bitstream on 02/25/11

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Last Edited at 02/25/11 01:18am

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nice time duration in php

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a flexible function for making time periods readable

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/**
 * A function for making time periods readable
 *
 * @author      Aidan Lister <aidan@php.net>
 * @version     2.0.1
 * @link        http://aidanlister.com/2004/04/making-time-periods-readable/
 * @param       int     number of seconds elapsed
 * @param       string  which time periods to display
 * @param       bool    whether to show zero time periods
 */
function time_duration($seconds, $use = null, $zeros = false)
{
    // Define time periods
    $periods = array (
        'years'     => 31556926,
        'Months'    => 2629743,
        'weeks'     => 604800,
        'days'      => 86400,
        'hours'     => 3600,
        'minutes'   => 60,
        'seconds'   => 1
        );
 
    // Break into periods
    $seconds = (float) $seconds;
    $segments = array();
    foreach ($periods as $period => $value) {
        if ($use && strpos($use, $period[0]) === false) {
            continue;
        }
        $count = floor($seconds / $value);
        if ($count == 0 && !$zeros) {
            continue;
        }
        $segments[strtolower($period)] = $count;
        $seconds = $seconds % $value;
    }
 
    // Build the string
    $string = array();
    foreach ($segments as $key => $value) {
        $segment_name = substr($key, 0, -1);
        $segment = $value . ' ' . $segment_name;
        if ($value != 1) {
            $segment .= 's';
        }
        $string[] = $segment;
    }
 
    return implode(', ', $string);
}

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