brotherton-erpnext/erpnext/docs/user/manual/de/customize-erpnext/custom-scripts/custom-script-examples/date-validation.md

# Datenvalidierung
<span class="text-muted contributed-by">Beigetragen von CWT Connector & Wire Technology GmbH</span>

	frappe.ui.form.on("Event", "validate", function(frm) {
        if (frm.doc.from_date < get_today()) {
            frappe.msgprint(__("You can not select past date in From Date"));
            frappe.throw(__("past date selected"))
        }
	});

{next}