Lookup a Data Extension record verified

Learn how to lookup Data Extension records (rows) in Salesforce Marketing Cloud (SFMC) with SSJS (server-side JavaScript). Code snippets include Core and Platform methods.

Platform

var name = "MyDataExtension";

var result = Platform.Function.Lookup(
    name,
    "FirstName",
    "EmailAddress",
    "example@mail.com"
);

<script runat="server">
	try {

        var name = "MyDataExtension";

        var result = Platform.Function.Lookup(
            name,
            "FirstName",
            "EmailAddress",
            "example@mail.com"
        );

        Platform.Response.Write(Platform.Function.Stringify(result));
		
	} catch(error) {
        Platform.Response.Write(Platform.Function.Stringify(error));
    }
</script>

"John"

Core

var customerKey = "S0M3-GU1D-K3Y-G03SR1G4T-H3R3";

var de = DataExtension.Init(customerKey);

var result = de.Rows.Lookup(
    ["EmailAddress"], 
    ["example@mail.com"]
);

<script runat="server">

    Platform.Load("core", "1");

	try {

        var customerKey = "S0M3-GU1D-K3Y-G03SR1G4T-H3R3";

        var de = DataExtension.Init(customerKey);

        var result = de.Rows.Lookup(
            ["EmailAddress"], 
            ["example@mail.com"]
        );

        Write(Stringify(result));
		
	} catch(error) {
        Write(Stringify(error));
    }	

</script>

[
  {
    "_CustomObjectKey": 1,
    "SubscriberKey": "S0M3-GU1D-K3Y-G03SR1G4T-H3R3",
    "FirstName": "John",
    "LastName": "Doe",
    "EmailAddress": "example@mail.com"
  }
]

Reference

Ressources and references related to the current methods.

Official documentation

SOAP object