Hello
Try this and let me know if i can help you with anything.
Script Include:
Name:DateValidation
Client callable: Checked
var DateValidation = Class.create();
DateValidation.prototype = Object.extendsObject(AbstractAjaxProcessor, {
validateDate: function() {
var ActualEndDate = this.getParameter('sysparm_end_date');
return gs.dateDiff(gs.now(),ActualEndDate, true)/86400;
},
type: 'DateValidation'
});
Client Script:
function onChange(control, oldValue, newValue, isLoading, isTemplate) {
if (isLoading || newValue === '') {
return;
}
var ga = new GlideAjax('DateValidation');
ga.addParam('sysparm_name','validateDate');
ga.addParam('sysparm_end_date',g_form.getValue('u_business_need_by_date'));//give your date field
ga.getXML(ProcessResult);
function ProcessResult(response) {
var answer = response.responseXML.documentElement.getAttribute("answer");
if (answer < 0)
{
g_form.clearValue('u_business_need_by_date'); //give your date field
alert('Business need date should not be in the Past.');
}
}
}
Please mark my response as correct and helpful if it helped solved your question.
-Thanks
