Sharepoint Calcualted Column Filter using CAMEL querry

<View><Query><Where><Contains><FieldRef Name= 'columnName' /><Value Type="Text">Filtervalue</Value></Contains></Where></Query></View>


Ref : http://tips.naivist.net/2005/09/26/calculated_fields_caml/

Sharepoint Person or Group column multiple selection values get using javscript

1. var members = oListItem.get_item('AssignedTo');
2.         for(i=0; i<members.length; i++)
3.         {
4.             var member = members[i];
5.             result += member.get_lookupId() + ', ' + member.get_lookupValue() + '\n';
6.         }  

Reference URL :http://pholpar.wordpress.com/2012/11/25/how-to-get-the-users-from-a-multivalued-field-using-jscom/