/**
 * MyDatamerge Javascript (Examples: https://mydatamerge.com/javascript)
 * This script illustrates on how to access data records
 * It is for demonstration purposes and not recommended to use in production
 *
 * REQUIREMENTS:
 * 1 .Write an existing column title in the "recordField" below 
**/

// ENTER A VALID DATASOURCE COLUMN TITLE HERE
var recordField = "Last Name";

var prevRecordValue = prevRecord()[recordField];
var recordValue = currentRecord()[recordField];
var nextRecordValue = nextRecord()[recordField];

var result = "";

// Always check for undefined values (e.g. if previous record is not existant)
if (prevRecordValue != undefined){
	result += "\nPrevious '" + recordField + "': " + prevRecordValue;
}

if (recordValue != undefined){
	result += "\nCurrent '" + recordField + "': " + recordValue;
}

if (nextRecordValue != undefined){
	result += "\nNext '" + recordField + "': " + nextRecordValue;
}

return result;