php 中常用的日期处理函数
<?php // date_format2($rs['time'],'%y年%m月%d日%h时%m分%s秒'); function date_format2($string, $format='%b %e, %y', $default_date=null) { if (substr(php_os,0,3) == 'win') { $_win_from = array ('%e', '%t', '%d'); $_win_to = array ('%#d', '%h:%m:%s', '%m/%d/%y'); $format = str_replace($_win_from, $_win_to, $format); } if($string != '') { return strftime($format, smarty_make_timestamp($string)); } elseif (isset($default_date) && $default_date != '') { return strftime($format, smarty_make_timestamp($default_date)); } else { return; } } function smarty_make_timestamp($string){ if(emptyempty($string)) { $string = "now"; } $time = strtotime($string); if (is_numeric($time) && $time != -1) return $time; if (preg_match('/^d{14}$/', $string)) { $time = mktime(substr($string,8,2),substr($string,10,2),substr($string,12,2), substr($string,4,2),substr($string,6,2),substr($string,0,4)); return $time; } $time = (int) $string; if ($time > 0) return $time; else return time(); }
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