javascript使button常显示并实现onclick
求助javascript使button常显示并实现onclick
------解决思路----------------------
document.getElementById("btn1").onclick = calendar;
后面的()去掉，你这样表示执行calendar()，但貌似点了next后样式不对了，再点击也有问题
------解决思路----------------------
本帖最后由 baidu_21837257 于 2015-03-16 22:49:57 编辑
我的设想是点击一次next或者past就进入到下一个月或者上一个月，实现简单的万年历功能，但是我现在不点击next按钮就自动无限执行下去了，我不会改，希望各位大神帮忙。<html>
<head>
<style>
<!--
table{ text-align: center }
-->
</style>
<script type="text/javascript">
var my1 = new Date();
var m=my1.getMonth();
var n = 1;
var t = 1;
function calendar(){
m = m + 1;
my.setMonth(m);
showc();
}
function calendar1(){
m = my1.getMonth() - 1;
my.setMonth(m);
showc();
}
function showc() {
var j=1;
var today;
var tomonth;
var theday=1;//日期
var max;
var temp;
var tempday;
document.write ("<b>" + my.getFullYear() + "-" + (m + 1) + "</b>");
document.write ("<table border='1' width='900' height='600'>");
document.write ("<tr>");
document.write ("<td height='23' width='39'><font size=5 color='red'>Sun</font></td>");
document.write ("<td height='23' width='39'><font size=5>Mon</font></td>");
document.write ("<td height='23' width='39'><font size=5>Tus</font></td>");
document.write ("<td height='23' width='39'><font size=5>Wed</font></td>");
document.write ("<td height='23' width='39'><font size=5>Thu</font></td>");
document.write ("<td height='23' width='39'><font size=5>Fri</font></td>");
document.write ("<td height='23' width='39'><font size=5>Sat</font></td>");
document.write ("</tr>");
//temp=my.getDate();
my.setDate(1);
//document.write (my.getDate());
tempday=my.getDay();//返回第一天是星期几
my.setDate(n);
today=t;//返回现在星期几
switch ((m+1)) {
case 1:
case 3:
case 5:
case 7:
case 8:
case 10:
case 12:
max=31;
break;
case 4:
case 6:
case 9:
case 11:
max=30;
break;
default: //判断是不是闰年
if(my.getFullYear() % 4 == 0 && my.getFullYear() % 100 != 0)
max=29;
else max = 28;
//document.write (max);
}
for(k=0;k<6;k++) {
document.write ("<tr>");
for(j=0;j<=6;j++) {
document.write ("<td height='23' width='39'>");
if(j>=(tempday)) {
tempday=0;//设置为最小，相当于取消判断条件
if(theday<=max) {
document.write ("<a title=" + my.getFullYear() + "-" + (m+1) + "-" +theday + " target='_blank' href=C:/Users/BlueCube13/Desktop/c.html" +">");
if(theday==my.getDate())
document.write ("<font color='green' size=5>" + theday + "</font></a>");
else if(j==0 || j==6)
document.write ("<font color='red' size=5>" + theday + "</font></a>");
else
document.write ("<font size=5>" + theday + "</font></a>");
theday++;
}
}
document.write ("</td>");
}
document.write ("</tr>");
}
document.write ("</table>");
document.write("<input type='button'id='btn1' value='Next' />");
document.getElementById("btn1").onclick=calendar();
}
</script>
</head>
<body>
<div align="center">
<script language="javascript">
var my = new Date();
var n = my.getDate();
var t = my.getDay();
//************************************************函数结束
showc();
</script>
</div>
<body>
</html>
------解决思路----------------------
document.getElementById("btn1").onclick = calendar;
后面的()去掉，你这样表示执行calendar()，但貌似点了next后样式不对了，再点击也有问题
------解决思路----------------------
<html>
<head>
<style>
body{text-align:center;}
<!--
table{ text-align: center }
-->
</style>
<script type="text/javascript">
var my1 = new Date();
var m=my1.getMonth();
var n = 1;
var t = 1;
function calendar(){
m = m + 1;
my.setMonth(m);
showc();
}
function calendar1(){
m = my1.getMonth() - 1;
my.setMonth(m);
showc();
}
function showc() {
var j=1;
var today;
var tomonth;
var theday=1;//日期
var max;
var temp;
var tempday;
var $content='';
$content+="<b>" + my.getFullYear() + "-" + (m + 1) + "</b>";
$content+="<table border='1' width='900' height='600'>";
$content+="<tr>";
$content+="<td height='23' width='39'><font size=5 color='red'>Sun</font></td>";
$content+="<td height='23' width='39'><font size=5>Mon</font></td>";
$content+="<td height='23' width='39'><font size=5>Tus</font></td>";
$content+="<td height='23' width='39'><font size=5>Wed</font></td>";
$content+="<td height='23' width='39'><font size=5>Thu</font></td>";
$content+="<td height='23' width='39'><font size=5>Fri</font></td>";
$content+="<td height='23' width='39'><font size=5>Sat</font></td>";
$content+="</tr>";
//temp=my.getDate();
my.setDate(1);
//document.write (my.getDate());
tempday=my.getDay();//返回第一天是星期几
my.setDate(n);
today=t;//返回现在星期几
switch ((m+1)) {
case 1:
case 3:
case 5:
case 7:
case 8:
case 10:
case 12:
max=31;
break;
case 4:
case 6:
case 9:
case 11:
max=30;
break;
default: //判断是不是闰年
if(my.getFullYear() % 4 == 0 && my.getFullYear() % 100 != 0)
max=29;
else max = 28;
//document.write (max);
}
for(k=0;k<6;k++) {
$content+="<tr>";
for(j=0;j<=6;j++) {
$content+="<td height='23' width='39'>";
if(j>=(tempday)) {
tempday=0;//设置为最小，相当于取消判断条件
if(theday<=max) {
$content+="<a title=" + my.getFullYear() + "-" + (m+1) + "-" +theday + " target='_blank' href=C:/Users/BlueCube13/Desktop/c.html" +">";
if(theday==my.getDate())
$content+="<font color='green' size=5>" + theday + "</font></a>";
else if(j==0
------解决思路----------------------
j==6)
$content+="<font color='red' size=5>" + theday + "</font></a>";
else
$content+="<font size=5>" + theday + "</font></a>";
theday++;
}
}
$content+="</td>";
}
$content+="</tr>";
}
$content+="</table>";
$content+="<input type='button'id='btn1' value='Next' />";
document.getElementById("div_calendar").innerHTML=$content;
document.getElementById("btn1").onclick=calendar;
}
</script>
</head>
<body align="center">
<div align="center" id="div_calendar">
<script language="javascript">
var my = new Date();
var n = my.getDate();
var t = my.getDay();
//************************************************函数结束
showc();
</script>
</div>
<body>
</html>