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Please put this script in a Custom HTML element in your form, amend the form field name accordingly. In this example, it is reading from the field "start_date" and "end_date".Remember to enclose this coding in the <script
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<script type="text/javascript"> |
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$('form').submit(function(){
startDate = $("input[name='start_date']").val();
endDate = $("input[name='end_date']").val();
if( endDate < startDate ){
alert("End Date must be larger than the Start Date. Please try again.");
return false;
}else{
return true;
}
});
</script> |