//获取当前年
$year = $_GET['y']?$_GET['y']:date('Y');
//获取当前月
$month = $_GET['month']?$_GET['month']:date('m');
//获取当前月多少天
$days = date('t',strtotime("{$year}-{$month}-1"));
//当前一号是周几
$week = date('w',strtotime("{$year}-{$month}-1"));
//所有内容居中
echo "<center>";
//输出表头
echo "<h2>{$year}年{$month}月</h2>";//标签冲突,单引号
//输入日期表格
echo "<table width='700px' border='1px'>";
echo "<tr>";
echo "<th>周日</th>";
echo "<th>周一</th>";
echo "<th>周二</th>";
echo "<th>周三</th>";
echo "<th>周四</th>";
echo "<th>周五</th>";
echo "<th>周六</th>";
echo "</tr>";
//下个月
if($month == 12){
$nextyear = $year+1;
$nextmonth = 1;
}else{
$nextyear = $year;
$nextmonth = $month+1;
}
//下个月日期
$nextday = 1;
//上个月
if($month==1){
$prevyear = $year-1;
$prevmonth = 12;
}else{
$prevyear = $year;
$prevmonth = $month-1;
}
//上个月日期
$prevday = date('t',strtotime("{$prevyear}-{$prevmonth}-1"));
//铺表格
for($i=1-$week;$i<$days;){
echo "<tr>";
for($j=0;$j<7;$j++){
if($i>$days){
echo "<td><font color='gray'>$nextday</font></td>";
$nextday++;
}else if($i<1){
$day = $prevday+$i;
echo "<td><font color='gray'>$day</font></td>";
}else{
echo "<td><font color='red'>{$i}</font></td>";
}
$i++;
}
echo "<tr>";
}
echo "</table>";
echo "<h2><a href='index.php?y={$prevyear}&month={$prevmonth}'>上一月</a>|<a href='index.php?y={$nextyear}&month={$nextmonth}'>下一月</a></h2>";
echo "<center>";
效果图:
二维码.jpg
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