Working with fielsets in salesforce

Working with Field Sets Using Visualforce

<apex:page standardController="Contact">
    <apex:repeat value="{!$ObjectType.Contact.FieldSets.properNames}" var="f"> 
        <apex:outputText value="{!Contact[f]}" /><br/>
    </apex:repeat>
</apex:page>

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Working with Field Sets Using Apex

public class MerchandiseDetails {

    public Merchandise__c merch { get; set; }
    
    public MerchandiseDetails() {
        this.merch = getMerchandise();
    }

    public List<Schema.FieldSetMember> getFields() {
        return SObjectType.Merchandise__c.FieldSets.Dimensions.getFields();
    }

    private Merchandise__c getMerchandise() {
        String query = 'SELECT ';
        for(Schema.FieldSetMember f : this.getFields()) {
            query += f.getFieldPath() + ', ';
        }
        query += 'Id, Name FROM Merchandise__c LIMIT 1';
        return Database.query(query);
    }
}