odd_job/app/web/common.php

<?php
// +----------------------------------------------------------------------
// | ThinkPHP [ WE CAN DO IT JUST THINK ]
// +----------------------------------------------------------------------
// | Copyright (c) 2006-2016 http://thinkphp.cn All rights reserved.
// +----------------------------------------------------------------------
// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
// +----------------------------------------------------------------------
// | Author: 流年 <liu21st@gmail.com>
// +----------------------------------------------------------------------

// 应用公共文件


/**
 * 时间
 */
function tranTime($utime)
{
    $time = time() - $utime;
    if ($time < 60) {
        $str = '刚刚';
    } elseif ($time < 60 * 60) {
        $min = floor($time / 60);
        $str = $min.'分钟前';
    } elseif ($time < 60 * 60 * 24) {
        $h = floor($time / (60 * 60));
        $str = $h.'小时前';
    } elseif ($time < 60 * 60 * 24 * 3) {
        $d = floor($time / (60 * 60 * 24));
        if ($d == 1) {
            $str = '昨天';
        } else {
            $str = '前天';
        }
    } else {
        $str = date("m-d", $utime);
    }
    return $str;
}