日期类,日历类Calendar.class.php,检查验证日期格式或时间是否正确
来源:原创
时间:2016-07-15
作者:脚本小站
分类:PHP
检查验证日期格式或时间是否正确:
/**
* 验证日期函数
* @param $date 日期
* @param $format = 'Y-m-d H:i:s'
* @return boolean
*/
public function validateDate($date, $format = 'Y-m-d'){
$d = \DateTime::createFromFormat($format, $date);
return $d && $d->format($format) == $date;
}
日期类:
<?php class Calendar { private $year; private $month; private $weeks = array('日','一','二','三','四','五','六'); function __construct($options = array(),$sign_days = array()) { $this->year = date('Y'); $this->month = date('m'); $this->sign_days = $sign_days; $vars = get_class_vars(get_class($this)); foreach ($options as $key=>$value) { if (array_key_exists($key, $vars)) { $this->$key = $value; } } } function display() { $str = '<table class="calendar">'; $str .= $this->showChangeDate(); $str .= $this->showWeeks(); $str .= $this->showDays($this->year,$this->month); return $str .= '</table>'; } private function showWeeks() { $str = '<tr>'; foreach($this->weeks as $title) { $str .= '<th>'.$title.'</th>'; } return $str .= '</tr>'; } private function showDays($year, $month) { $firstDay = mktime(0, 0, 0, $month, 1, $year); $starDay = date('w', $firstDay); $days = date('t', $firstDay); $str = '<tr>'; for ($i=0; $i<$starDay; $i++) { $str .= '<td> </td>'; } $now = date('Y-m-d',time()); for ($j=1; $j<=$days; $j++) { $i++; if (date('Y-m-d',strtotime("$year-$month-$j")) == $now) { if(in_array($j,$this->sign_days)){ $str .= '<td class="todaysign">'.$j.'</td>'; }else{ $str .= '<td class="today"><a href="javascript:;" id="sign">'.$j.'</a></td>'; } } else { // 显示已近签到过的 if(in_array($j,$this->sign_days)){ $str .= '<td class="sign">'.$j.'</td>'; }else{ $str .= '<td>'.$j.'</td>'; } } if ($i % 7 == 0) { $str .= '</tr><tr>'; } } return $str .= '</tr>'; } private function showChangeDate() { $url = basename($_SERVER['PHP_SELF']); $str = '<tr>'; $str .= '<td><a href="?'.$this->preYearUrl($this->year,$this->month).'">'.'<<'.'</a></td>'; $str .= '<td><a href="?'.$this->preMonthUrl($this->year,$this->month).'">'.'<'.'</a></td>'; $str .= '<td colspan="3"><form>'; $str .= '<select name="year" onchange="window.location=\''.$url.'?year=\'+this.options[selectedIndex].value+\'&month='.$this->month.'\'">'; for($ye=1970; $ye<=2038; $ye++) { $selected = ($ye == $this->year) ? 'selected' : ''; $str .= '<option '.$selected.' value="'.$ye.'">'.$ye.'</option>'; } $str .= '</select>'; $str .= '<select name="month" onchange="window.location=\''.$url.'?year='.$this->year.'&month=\'+this.options[selectedIndex].value+\'\'">'; for($mo=1; $mo<=12; $mo++) { $selected = ($mo == $this->month) ? 'selected' : ''; $str .= '<option '.$selected.' value="'.$mo.'">'.$mo.'</option>'; } $str .= '</select>'; $str .= '</form></td>'; $str .= '<td><a href="?'.$this->nextMonthUrl($this->year,$this->month).'">'.'>'.'</a></td>'; $str .= '<td><a href="?'.$this->nextYearUrl($this->year,$this->month).'">'.'>>'.'</a></td>'; return $str .= '</tr>'; } private function preYearUrl($year,$month) { $year = ($this->year <= 1970) ? 1970 : $year - 1 ; return 'year='.$year.'&month='.$month; } private function nextYearUrl($year,$month) { $year = ($year >= 2038)? 2038 : $year + 1; return 'year='.$year.'&month='.$month; } private function preMonthUrl($year,$month) { if ($month == 1) { $month = 12; $year = ($year <= 1970) ? 1970 : $year - 1 ; } else { $month--; } return 'year='.$year.'&month='.$month; } private function nextMonthUrl($year,$month) { if ($month == 12) { $month = 1; $year = ($year >= 2038) ? 2038 : $year + 1; }else{ $month++; } return 'year='.$year.'&month='.$month; } }