/// <list type="table">
/// <listheader><term>Type</term><term>Requires Arguments</term><term>How Many</term><term>Argument Type</term></listheader>
/// <item><term>REQUIRED</term><term>false</term><term></term><term></term></item>
/// <item><term>DATE_FORMAT</term><term>true</term><term>1</term><term>use DateFormat constant</term></item>
/// <item><term>EMAIL_REQUIRED</term><term>false</term><term></term><term></term></item>
/// <item><term>BOOLEAN_REQUIRED</term><term>false</term><term></term><term></term></item>
/// <item><term>NUMERIC_REQUIRED</term><term>false</term><term></term><term></term></item>
/// <item><term>MINNUM_REQUIRED</term><term>true</term><term>1</term><term>An integer value representing the smallest numeric value this field is permitted.</term></item>
/// <item><term>MAXNUM_REQUIRED</term><term>true</term><term>1</term><term>An integer value representing the largest numeric value this field is permitted.</term></item>
/// <item><term>MINMAXNUM_REQUIRED</term><term>true</term><term>2</term><term>Use two integer values: the first representing the smallest numeric value this field is permitted, the second representing the largest numeric value this field is permitted.</term></item>
/// <item><term>MINLEN_REQUIRED</term><term>true</term><term>1</term><term>An integer value representing the minimum number of characters permitted in this field.</term></item>
/// <item><term>MAXLEN_REQUIRED</term><term>true</term><term>1</term><term>An integer value representing the maximum number of characters permitted in this field.</term></item>
/// <item><term>MINMAXLEN_REQUIRED</term><term>true</term><term>2</term><term>Use two integer values: the first representing the minimum number of characters permitted in this field, the second representing the maximum number of characters permitted in this field.</term></item>
/// <item><term>IP_REQUIRED</term><term>false</term><term></term><term></term></item>
/// <item><term>URI_REQUIRED</term><term>false</term><term></term><term></term></item>
/// </list>