Check whether the date is less than the Current date using Javascript

Introduction

Here we have to discuss the Whether the user entered date is less than the current date this has been checked by using javascript call the script on textChanged or button click event.

Technologies:

ASP.NET

Language:

Javascript





Implementation

try this simple javascript

{codecitation class="brush: javascript; gutter: true;" width="500px"}

function dateValidation()

{
var obj = document.getElementById("");

var day = obj.value.split("/")[0];
var month = obj.value.split("/")[1];

var year = obj.value.split("/")[2];
if ((day31) || (month12)&&(year.length != 4))

{
alert("Invalid Format");return false;

}

else

{
var dt = new Date(year, month-1, day);

var today = new Date();
if((dt.getDate() != day) || (dt.getMonth() != month-1) || (dt.getFullYear()!=year) || (dt>today))

{
alert("Invalid Date");return false;

}

}

}

{/codecitation}

Thank you

Venkat