如何将日期的字符串格式转换为（20/10/2001）这种日期格式 [英] how to convert string format of date into (20/10/2001)this kind of date format
本文介绍了如何将日期的字符串格式转换为（20/10/2001）这种日期格式的处理方法，对大家解决问题具有一定的参考价值，需要的朋友们下面随着小编来一起学习吧！
问题描述
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html lang="en">
<head>
<meta charset="utf-8">
<title>IMMUNIZATION SCHEDULE</title>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" /><style type="text/css">
<!--
body {
background-color:#F7F7F7;
}
.style2 {font-size: 18px; }
-->
</style>
</head>
<script language="JavaScript">
// JavaScript Document
function validatedate(inputText)
{
var dateformat = /^(0?[1-9]|[12][0-9]|3[01])[\/\-](0?[1-9]|1[012])[\/\-]\d{4}$/;
// Match the date format through regular expression
if(inputText.value.match(dateformat))
{
document.form1.text1.focus();
//Test which seperator is used '/' or '-'
var opera1 = inputText.value.split('/');
var opera2 = inputText.value.split('-');
lopera1 = opera1.length;
lopera2 = opera2.length;
// Extract the string into month, date and year
if (lopera1>1)
{
var pdate = inputText.value.split('/');
}
else if (lopera2>1)
{
var pdate = inputText.value.split('-');
}
var dd = parseInt(pdate[0]);
var mm = parseInt(pdate[1]);
var yy = parseInt(pdate[2]);
var ww=parseInt(pdate[3]);
// Create list of days of a month [assume there is no leap year by default]
var ListofDays = [31,28,31,30,31,30,31,31,30,31,30,31];
if (mm==1 || mm>2)
{
if (dd>ListofDays[mm-1])
{
alert('Please Enter Date!');
return false;
}
}
if (mm==2)
{
var lyear = false;
if ( (!(yy % 4) && yy % 100) || !(yy % 400))
{
lyear = true;
}
if ((lyear==false) && (dd>=29))
{
alert('Invalid date format!');
return false;
}
if ((lyear==true) && (dd>29))
{
alert('Invalid date format!');
return false;
}
}
}
else
{
alert("Please Enter Date!");
document.form1.text1.focus();
return false;
}
document.form1.text2.value=document.form1.text1.value;
document.form1.text3.value=document.form1.text1.value;
//After 6th week Date
var dt=MyDate(document.form1.text1.value);
alert(dt);
var tmp;
if (dt.getDate()<10)
{ tmp="0"+dt.getDate();}
else
{ tmp=dt.getDate();}
if (dt.getMonth()<9)
{ tmp=tmp+"/"+"0"+(dt.getMonth()+1);}
else
{ tmp=tmp+"/"+(dt.getMonth()+1);}
var tmp=tmp+"/"+dt.getFullYear();
document.form1.hepb.value=tmp;
document.form1.hepbh.value=tmp;
document.form1.bcg.value=tmp;
document.form1.bcgh.value=tmp;
//After 6th week date--(6weeks*7days=42)
dt.setDate(dt.getDate()+42);
document.form1.pen1.value=dt.toDateString();
document.form1.penh1.value=dt.toDateString();
//after 10th week date-- Alredy 6 weeks added (10-6=4*7=28)
dt.setDate(dt.getDate()+28);
document.form1.pen2.value=dt.toDateString();
document.form1.penh2.value=dt.toDateString();
//After 14th week date(14-10=4*7=28)
dt.setDate(dt.getDate()+28);
document.form1.pen3.value=dt.toDateString();
document.form1.penh3.value=dt.toDateString();
//After 9 month date
// dtt.setMonth(dt.getMonth()+9); already 14weks over (9month*4weeks=36weeks) 36-14=22weeks+21days(7*3),, (22+3)=25*7=175
dt.setDate(dt.getDate()+175);
document.form1.meas.value=dt.toDateString();
document.form1.meash.value=dt.toDateString();
}
function MyDate(dtstr)
{
var str=dtstr;
var tdt=new Date(str.substring(6,10),str.substring(3,5)-1,str.substring(0,2));
return tdt;
}
</script>
<body onload='document.form1.text1.focus()'>
<BR>
<h1>
<center>KNOWN YOUR CHILD IMMUNIZATION SCHEDULE</center></h1>
<form name="form1" id="form1" action="immmuni.asp" onsubmit="returnvalidatedate()">
<h3 align="center">DATE OF BIRTH
<input type='text' name='text1' maxlength="10"/>
<input type="Button" name="submit" id="submit" value="Submit" type="submit" onclick="validatedate(document.form1.text1)"/>
<input type="reset" name="reset" id="reset" value="Reset" />
</center>
</h3>
<p align="center">[dd/mm/yyyy or dd-mm-yyyy format]</p>
<table align="center" border="1">
<tr bgcolor="#FF9966"><th width="315" height="38">
<div align="left" class="style2">
<div align="center">DATE OF BIRTH</div></th>
<th width="192"><input type="text" disabled=true name="text2" id="text2" size="20">
<th width="192"><input type="text" disabled=true name="text3" id="text3" size="20">
</tr>
<tr>
<th height="43" bgcolor="#FF6633"><div align="center">VACCINES</div></th>
<th bgcolor="#FF6633"><div align="center">DUE DATE</div></th>
<th bgcolor="#FF6633"><div align="center">IMMUNIZATION DATE IN GHs</div></th>
</tr>
<tr bgcolor="#FF99CC">
<td height="42"><strong>Hep B Birth Dose (Within 24 hours)</strong></td>
<td align="center"><input type="text" disabled=true name="hepb" id="hepb" size="20"></td>
<td align="center"><input type="text" disabled=true name="hepbh" id="hepbh" size="20"></td>
</tr>
<tr>
<td height="42" bgcolor="#FFCCCC"><strong>BCG, Polio Zero Dose </strong></td>
<td bgcolor="#FFCCCC" align="center"><input type="text" disabled=true name="bcg" id="bcg" size="20"></td>
<td bgcolor="#FFCCCC" align="center"><input type="text" disabled=true name="bcgh" id="bcgh" size="20"></td>
</tr>
<tr bgcolor="#FF99CC"><td height="41" bgcolor="#FF99CC"><strong>Pentavalent-1, Polio 1st Dose (After 6th Week)</strong></td>
<td align="center"><input type="text" disabled=true name="Pen1" id="pen1" size="20"></td>
<td align="center"><input type="text" disabled=true name="Penh1" id="penh1" size="20"></td>
</tr>
<tr bgcolor="#FFCCCC"><td height="46"><strong>Pentavalent-2, Polio 2nd Dose (After 10th Week)</strong></td>
<td align="center"><input type="text" disabled=true name="Pen2" id="pen2" size="20"></td></td>
<td align="center"><input type="text" disabled=true name="Penh2" id="penh2" size="20"></td></td>
</tr>
<tr bgcolor="#FF99CC"><td height="39"><strong>Pentavalent-3, Polio 3rd Dose (After 14th week)</strong></td>
<td align="center"><input type="text" disabled=true name="Pen3" id="pen3" size="20"></td></td>
<td align="center"><input type="text" disabled=true name="Penh3" id="penh3" size="20"></td></td>
</tr>
<tr bgcolor="#FFCCCC"><td height="42"><strong>Measles 1st Dose, JE 1st Dose(After 9 months)</strong></td>
<td align="center"><input type="text" disabled=true name="meas" id="meas" size="20"></td>
<td align="center"><input type="text" disabled=true name="meash" id="meash" size="20"></td>
</tr>
</form>
</table>
</body>
</html>推荐答案
/;
// Match the date format through regular expression
if(inputText.value.match(dateformat))
{
document.form1.text1.focus();
//Test which seperator is used '/' or '-'
var opera1 = inputText.value.split('/');
var opera2 = inputText.value.split('-');
lopera1 = opera1.length;
lopera2 = opera2.length;
// Extract the string into month, date and year
if (lopera1>1)
{
var pdate = inputText.value.split('/');
}
else if (lopera2>1)
{
var pdate = inputText.value.split('-');
}
var dd = parseInt(pdate[0]);
var mm = parseInt(pdate[1]);
var yy = parseInt(pdate[2]);
var ww=parseInt(pdate[3]);
// Create list of days of a month [assume there is no leap year by default]
var ListofDays = [31,28,31,30,31,30,31,31,30,31,30,31];
if (mm==1 || mm>2)
{
if (dd>ListofDays[mm-1])
{
alert('Please Enter Date!');
return false;
}
}
if (mm==2)
{
var lyear = false;
if ( (!(yy % 4) && yy % 100) || !(yy % 400))
{
lyear = true;
}
if ((lyear==false) && (dd>=29))
{
alert('Invalid date format!');
return false;
}
if ((lyear==true) && (dd>29))
{
alert('Invalid date format!');
return false;
}
}
}
else
{
alert(\"Please Enter Date!\");
document.form1.text1.focus();
return false;
}
document.form1.text2.value=document.form1.text1.value;
document.form1.text3.value=document.form1.text1.value;
//After 6th week Date
var dt=MyDate(document.form1.text1.value);
alert(dt);
var tmp;
if (dt.getDate()<10)
{ tmp=\"0\"+dt.getDate();}
else
{ tmp=dt.getDate();}
if (dt.getMonth()<9)
{ tmp=tmp+\"/\"+\"0\"+(dt.getMonth()+1);}
else
{ tmp=tmp+\"/\"+(dt.getMonth()+1);}
var tmp=tmp+\"/\"+dt.getFullYear();
document.form1.hepb.value=tmp;
document.form1.hepbh.value=tmp;
document.form1.bcg.value=tmp;
document.form1.bcgh.value=tmp;
//After 6th week date--(6weeks*7days=42)
dt.setDate(dt.getDate()+42);
document.form1.pen1.value=dt.toDateString();
document.form1.penh1.value=dt.toDateString();
//after 10th week date-- Alredy 6 weeks added (10-6=4*7=28)
dt.setDate(dt.getDate()+28);
document.form1.pen2.value=dt.toDateString();
document.form1.penh2.value=dt.toDateString();
//After 14th week date(14-10=4*7=28)
dt.setDate(dt.getDate()+28);
document.form1.pen3.value=dt.toDateString();
document.form1.penh3.value=dt.toDateString();
//After 9 month date
// dtt.setMonth(dt.getMonth()+9); already 14weks over (9month*4weeks=36weeks) 36-14=22weeks+21days(7*3),, (22+3)=25*7=175
dt.setDate(dt.getDate()+175);
document.form1.meas.value=dt.toDateString();
document.form1.meash.value=dt.toDateString();
}
function MyDate(dtstr)
{
var str=dtstr;
var tdt=new Date(str.substring(6,10),str.substring(3,5)-1,str.substring(0,2));
return tdt;
}
</script>
<body onload='document.form1.text1.focus()'>
<BR>
<h1>
<center>KNOWN YOUR CHILD IMMUNIZATION SCHEDULE</center></h1>
<form name=\"form1\" id=\"form1\" action=\"immmuni.asp\" onsubmit=\"returnvalidatedate()\">
<h3 align=\"center\">DATE OF BIRTH
<input type='text' name='text1' maxlength=\"10\"/>
<input type=\"Button\" name=\"submit\" id=\"submit\" value=\"Submit\" type=\"submit\" onclick=\"validatedate(document.form1.text1)\"/>
<input type=\"reset\" name=\"reset\" id=\"reset\" value=\"Reset\" />
</center>
<< span class=\"code-leadattribute\">/h3>
<p align=\"center\">[dd/mm/yyyy or dd-mm-yyyy format]</p>
<table align=\"center\" border=\"1\">
< tr bgcolor=\"#FF9966\"><th width=\"315\" height=\"38\">
<div align=\"left\" class=\"style2\">
<div align=\"center\">DATE OF BIRTH</div></th>
<th width=\"192\"><input type=\"text\" disabled=true name=\"text2\" id=\"text2\" size=\"20\">
<th width=\"192\"><input type=\"text\" disabled=true name=\"text3\" id=\"text3\" size=\"20\">
< /tr>
<tr>
<th height=\"43\" bgcolor=\"#FF6633\"><div align=\"center\">VACCINES</div></th>
<th bgcolor=\"#FF6633\"><div align=\"center\">DUE DATE</div></th>
&l t;th bgcolor=\"#FF6633\"><div align=\"center\">IMMUNIZATION DATE IN GHs</div></th>
</tr>
<tr bgcolor=\"#FF99CC\">
<td height=\"42\"><strong>Hep B Birth Dose (Within 24 hours)</strong></td>
<td align=\"center\"><input type=\"text\" disabled=true name=\"hepb\" id=\"hepb\" size=\"20\"></td>
<td align=\"center\"><input type=\"text\" disabled=true name=\"hepbh\" id=\"hepbh\" size=\"20\"></td>
</tr>
<tr>
<td height=\"42\" bgcolor=\"#FFCCCC\"><strong>BCG, Polio Zero Dose </strong></td>
<td bgcolor=\"#FFCCCC\" align=\"center\"><input type=\"text\" disabled=true name=\"bcg\" id=\"bcg\" size=\"20\"></td>
<td bgcolor=\"#FFCCCC\" align=\"center\"><input type=\"text\" disabled=true name=\"bcgh\" id=\"bcgh\" size=\"20\"></td>
</tr>
<tr bgcolor=\"#FF99CC\"><td height=\"4 1\" bgcolor=\"#FF99CC\"><strong>Pentavalent-1, Polio 1st Dose (After 6th Week)</strong></td>
<td align=\"center\"><input type=\"text\" disabled=true name=\"Pen1\" id=\"pen1\" size=\"20\"></td>
<td align=\"center\"><input type=\"text\" disabled=true name=\"Penh1\" id=\"penh1\" size=\"20\"></td>
</tr>
<tr bgcolor=\"#FFCCCC\"><td height=\"46\"><strong>Pentavalent-2, Polio 2nd Dose (After 10th Week)</strong></td>
<td align=\"center\"><input type=\"text\" disabled=true name=\"Pen2\" id=\"pen2\" size=\"20\"></td></td>
<td align=\"center\"><input type=\"text\" disabled=true name=\"Penh2\" id=\"penh2\" size=\"20\"></td></td>
</tr>
<tr bgcolor=\"#FF99CC\"><td height=\"39\"><strong>Pentavalent-3, Polio 3rd Dose (After 14th week)</strong></td>
<td align=\"center\"><input type=\"text\" disabled=true name=\"Pen3\" id=\"pen3\" size=\"20\"></td></td>
<td align=\" center\"><input type=\"text\" disabled=true name=\"Penh3\" id=\"penh3\" size=\"20\"></td></td>
</tr>
<tr bgcolor=\"#FFCCCC\"><td height=\"42\"><strong >Measles 1st Dose, JE 1st Dose(After 9 months)</strong></td>
<td align=\"center\"><input type=\"text\" disabled= true name=\"meas\" id=\"meas\" size=\"20\"></td>
<td align=\"center\"><input type=\"text\" disabled=true name=\"meash\" id=\"meash\" size=\"20\"></td>
</tr>
</form>
</table>
</body>
</html>
/; // Match the date format through regular expression if(inputText.value.match(dateformat)) { document.form1.text1.focus(); //Test which seperator is used '/' or '-' var opera1 = inputText.value.split('/'); var opera2 = inputText.value.split('-'); lopera1 = opera1.length; lopera2 = opera2.length; // Extract the string into month, date and year if (lopera1>1) { var pdate = inputText.value.split('/'); } else if (lopera2>1) { var pdate = inputText.value.split('-'); } var dd = parseInt(pdate[0]); var mm = parseInt(pdate[1]); var yy = parseInt(pdate[2]); var ww=parseInt(pdate[3]); // Create list of days of a month [assume there is no leap year by default] var ListofDays = [31,28,31,30,31,30,31,31,30,31,30,31]; if (mm==1 || mm>2) { if (dd>ListofDays[mm-1]) { alert('Please Enter Date!'); return false; } } if (mm==2) { var lyear = false; if ( (!(yy % 4) && yy % 100) || !(yy % 400)) { lyear = true; } if ((lyear==false) && (dd>=29)) { alert('Invalid date format!'); return false; } if ((lyear==true) && (dd>29)) { alert('Invalid date format!'); return false; } } } else { alert("Please Enter Date!"); document.form1.text1.focus(); return false; } document.form1.text2.value=document.form1.text1.value; document.form1.text3.value=document.form1.text1.value; //After 6th week Date var dt=MyDate(document.form1.text1.value); alert(dt); var tmp; if (dt.getDate()<10) { tmp="0"+dt.getDate();} else { tmp=dt.getDate();} if (dt.getMonth()<9) { tmp=tmp+"/"+"0"+(dt.getMonth()+1);} else { tmp=tmp+"/"+(dt.getMonth()+1);} var tmp=tmp+"/"+dt.getFullYear(); document.form1.hepb.value=tmp; document.form1.hepbh.value=tmp; document.form1.bcg.value=tmp; document.form1.bcgh.value=tmp; //After 6th week date--(6weeks*7days=42) dt.setDate(dt.getDate()+42); document.form1.pen1.value=dt.toDateString(); document.form1.penh1.value=dt.toDateString(); //after 10th week date-- Alredy 6 weeks added (10-6=4*7=28) dt.setDate(dt.getDate()+28); document.form1.pen2.value=dt.toDateString(); document.form1.penh2.value=dt.toDateString(); //After 14th week date(14-10=4*7=28) dt.setDate(dt.getDate()+28); document.form1.pen3.value=dt.toDateString(); document.form1.penh3.value=dt.toDateString(); //After 9 month date // dtt.setMonth(dt.getMonth()+9); already 14weks over (9month*4weeks=36weeks) 36-14=22weeks+21days(7*3),, (22+3)=25*7=175 dt.setDate(dt.getDate()+175); document.form1.meas.value=dt.toDateString(); document.form1.meash.value=dt.toDateString(); } function MyDate(dtstr) { var str=dtstr; var tdt=new Date(str.substring(6,10),str.substring(3,5)-1,str.substring(0,2)); return tdt; } </script> <body onload='document.form1.text1.focus()'> <BR> <h1> <center>KNOWN YOUR CHILD IMMUNIZATION SCHEDULE</center></h1> <form name="form1" id="form1" action="immmuni.asp" onsubmit="returnvalidatedate()"> <h3 align="center">DATE OF BIRTH <input type='text' name='text1' maxlength="10"/> <input type="Button" name="submit" id="submit" value="Submit" type="submit" onclick="validatedate(document.form1.text1)"/> <input type="reset" name="reset" id="reset" value="Reset" /> </center> </h3> <p align="center">[dd/mm/yyyy or dd-mm-yyyy format]</p> <table align="center" border="1"> <tr bgcolor="#FF9966"><th width="315" height="38"> <div align="left" class="style2"> <div align="center">DATE OF BIRTH</div></th> <th width="192"><input type="text" disabled=true name="text2" id="text2" size="20"> <th width="192"><input type="text" disabled=true name="text3" id="text3" size="20"> </tr> <tr> <th height="43" bgcolor="#FF6633"><div align="center">VACCINES</div></th> <th bgcolor="#FF6633"><div align="center">DUE DATE</div></th> <th bgcolor="#FF6633"><div align="center">IMMUNIZATION DATE IN GHs</div></th> </tr> <tr bgcolor="#FF99CC"> <td height="42"><strong>Hep B Birth Dose (Within 24 hours)</strong></td> <td align="center"><input type="text" disabled=true name="hepb" id="hepb" size="20"></td> <td align="center"><input type="text" disabled=true name="hepbh" id="hepbh" size="20"></td> </tr> <tr> <td height="42" bgcolor="#FFCCCC"><strong>BCG, Polio Zero Dose </strong></td> <td bgcolor="#FFCCCC" align="center"><input type="text" disabled=true name="bcg" id="bcg" size="20"></td> <td bgcolor="#FFCCCC" align="center"><input type="text" disabled=true name="bcgh" id="bcgh" size="20"></td> </tr> <tr bgcolor="#FF99CC"><td height="41" bgcolor="#FF99CC"><strong>Pentavalent-1, Polio 1st Dose (After 6th Week)</strong></td> <td align="center"><input type="text" disabled=true name="Pen1" id="pen1" size="20"></td> <td align="center"><input type="text" disabled=true name="Penh1" id="penh1" size="20"></td> </tr> <tr bgcolor="#FFCCCC"><td height="46"><strong>Pentavalent-2, Polio 2nd Dose (After 10th Week)</strong></td> <td align="center"><input type="text" disabled=true name="Pen2" id="pen2" size="20"></td></td> <td align="center"><input type="text" disabled=true name="Penh2" id="penh2" size="20"></td></td> </tr> <tr bgcolor="#FF99CC"><td height="39"><strong>Pentavalent-3, Polio 3rd Dose (After 14th week)</strong></td> <td align="center"><input type="text" disabled=true name="Pen3" id="pen3" size="20"></td></td> <td align="center"><input type="text" disabled=true name="Penh3" id="penh3" size="20"></td></td> </tr> <tr bgcolor="#FFCCCC"><td height="42"><strong>Measles 1st Dose, JE 1st Dose(After 9 months)</strong></td> <td align="center"><input type="text" disabled=true name="meas" id="meas" size="20"></td> <td align="center"><input type="text" disabled=true name="meash" id="meash" size="20"></td> </tr> </form> </table> </body> </html>
Hi, you may check this link to change your datetime variable to a specific string format
http://www.csharp-examples.net/string-format-datetime/[^ ]
Hi, you may check this link to change your datetime variable to a specific string format
http://www.csharp-examples.net/string-format-datetime/[^]
string formatedDate = DateTime.Now.ToString("dd/MM/yyyy");这篇关于如何将日期的字符串格式转换为（20/10/2001）这种日期格式的文章就介绍到这了，希望我们推荐的答案对大家有所帮助，也希望大家多多支持IT屋！
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