Comapare date in Javascript
function CompareDates() {
var fromDate = document.getElementById("<%=txtDateFrom.ClientID %>").value;
var toDate = document.getElementById("<%=txtDateTo.ClientID %>").value;
var dt1 = parseInt(fromDate.substring(0, 2), 10);
var mon1 = parseInt(fromDate.substring(3, 5), 10);
var yr1 = parseInt(fromDate.substring(6, 10), 10);
var dt2 = parseInt(toDate.substring(0, 2), 10);
var mon2 = parseInt(toDate.substring(3, 5), 10);
var yr2 = parseInt(toDate.substring(6, 10), 10);
var date1 = new Date(yr1, mon1, dt1);
var date2 = new Date(yr2, mon2, dt2);
if (date2 < date1) {
alert("From date cannot be greater than to date ");
return false;
}
}
var fromDate = document.getElementById("<%=txtDateFrom.ClientID %>").value;
var toDate = document.getElementById("<%=txtDateTo.ClientID %>").value;
var dt1 = parseInt(fromDate.substring(0, 2), 10);
var mon1 = parseInt(fromDate.substring(3, 5), 10);
var yr1 = parseInt(fromDate.substring(6, 10), 10);
var dt2 = parseInt(toDate.substring(0, 2), 10);
var mon2 = parseInt(toDate.substring(3, 5), 10);
var yr2 = parseInt(toDate.substring(6, 10), 10);
var date1 = new Date(yr1, mon1, dt1);
var date2 = new Date(yr2, mon2, dt2);
if (date2 < date1) {
alert("From date cannot be greater than to date ");
return false;
}
}
Its check like FromDate not greater ToDate
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