Identify the Mandatory fields in Table level in Ax 2012

// Identify the mandatory Fields

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static void mandatoryfields (Args _args)
{
    DictTable       dictTable;
    DictField       dictField;
    int             i, cnt;

    dictTable = new DictTable(tableNum(CustTable));
    cnt = dictTable.fieldCnt();
    for (i= 1; i<=cnt;i++)
    {
        dictField = new DictField(tableNum(CustTable),dictTable.fieldCnt2Id(i));
        if (dictField.mandatory())
        {
            info (strFmt("Field %1 is mandatory.",dictField.label()));
        }
    }
}