Anonymous script to print out list of date fields from a specified sObject

RetrieveDateFields

Map<String, Schema.SObjectField> fieldMap = 
    Schema.SObjectType.Account.fields.getMap();
List<String> fieldNames =  new List<String>();
for(Schema.SObjectField fld : fieldMap) {
    Schema.DescribeFieldResult res = fld.getDescribe();
    if(res.getType() == Schema.DisplayType.DATE) { 
        fieldNames.add(res.getName());
    }
}
fieldNames.sort();
for(String s : fieldNames) {
    System.debug(LoggingLevel.INFO, s);
}