How to prepare or get set of record ids from SOQL query without using for loop in apex - Salesforce Globe For You

 How to prepare or get set of record ids from SOQL query without using for loop in apex - Salesforce Globe For You

Sample Code:

Set<Id> setLeadIds = new Set<Id>();

setLeadIds = new Map<Id,Lead>([Select id,name from Lead]).keyset();

system.debug('setLeadIds:'+setLeadIds);

Output