Check Time

Dear pollet mohsen,

Could you please provide us more details on the issue, like how you want to add it or further use it? Thank you.

Dear pollet mohsen,

Please provides us link to your form and we will suggest you a custom Javascript for the stated functionality. Thank you.

Dear pollet mohsen,

Please open the time field on the back end. Here press on + sign for Additiona Attributes. In name field fill in onchange for value val_time() . Then go to Form Options>Javascript and here fill in the following in before submit part

function val_time(){
if(document.getElementById('wdform_1_hh11').value>12)
    {
         alert('Please insert a value smaller or equal to 12');
         document.getElementById('wdform_1_hh11').value="";
    }
}