DateTime(value: Date? = null, name: String? = null, format: String = "YYYY-MM-DD HH:mm", label: String? = null, rich: Boolean = false)
name - the name attribute of the generated HTML input element
format - date/time format (default YYYY-MM-DD HH:mm)
label - label text bound to the input element
rich - determines if label can contain HTML code
Constructor