AX : update data AX 2012

CONTOH :  

static void UpdateCustomerCreditMax(str 30 AccountNum, real newMaximum)
{
    CustTable custTable;


    ttsBegin;
 
    while select forUpdate custTable        
            where custTable.AccountNum == AccountNum
              
    {
        custTable.CreditMax = newMaximum;
        custTable.update();
        
    }
  
    
    ttsCommit;
}