set<integer>varsetofbankaccount=New set<integer>();
system.debug('the current set ='varsetofbankaccount);
varsetofbankaccount.add(333);
varsetofbankaccount.add(111);
varsetofbankaccount.add(222);
system.debug('the current set = 'varsetofbankaccount);
varsetofbankaccount.clear();
system.debug('the current set = 'varsetofbankaccount);
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