string Contain in X++ Ax 2012

string Contain in X++ Ax 2012

str target;
int found;
str 
GeneralJournalAccountEntry            _GeneralJournalAccountEntry;

;

  target=_GeneralJournalAccountEntry.LedgerAccount;
                found = strscan(target,"22222",found,strlen(target));
                If (found!=0)
                    {
                        subtotal+=_GeneralJournalAccountEntry.AccountingCurrencyAmount;
                    }