How do I get display value of a reference field in Servicenow?

How do I get display value of a reference field in Servicenow?

At server side, you can use getDisplayValue() to get the display value of the reference field. var reqName = g_form.

How do you make a table field the display field for reference lookup against the table?

Go to System Definition -> Dictionary. Each column in Table 2 has a record in that list. Find the record for the column you want to act as the Display and set the “Display” property to true.

How do I use GlideAjax ServiceNow?

Create a GlideAjax instance by calling the GlideAjax constructor. As the argument to the constructor, specify the name of the script include class that contains the method you want to call. Call the addParam method with the sysparm_name parameter and the name of the script-include method you want to call.

How do you create a lookup field?

Create a lookup field in Design View

1. Open the table in Design View.
2. In the first available empty row, click a cell in the Field Name column, and then type a field name for the lookup field.
3. Click in the Data Type column for that row, click the arrow and then, in the drop-down list, select Lookup Wizard.

What is Glide record in ServiceNow?

The GlideRecord class is the way to interact with the ServiceNow database from a script. See the GlideRecord API reference for a complete list of methods. GlideRecord interactions start with a database query. The generalized strategy is: Create a GlideRecord object for the table of interest.

What is the use of getReference?

getReference gets the record used in another reference field. For example you have the Caller ID (reference to the sys_user table) and with getReference, you will retrieve the User record and save this as a gliderecord into a variable.

What is call back function in ServiceNow?

Returns the GlideRecord for a specified field. If a callback function is present, this routine runs asynchronously, and browser (and script) processing will continue normally until the server returns the reference value, at which time the callback function will be invoked.

How does the display value for a reference field work?

W hen working with reference fields, it is really important to understand how the display value for the reference field works. The display value for a reference field is what the end user actually sees when they search in a reference field to produce an autocomplete drop down and what they can see when a reference field gets populated.

Which is an example of multiple reference display?

A good example of this is the ‘Name’ field on the user table. What you see is the full name of a user. If you look at the dictionary entry for that field however, you’ll see that it is actually a calculated field that pulls together the values from the First name, Last Name, and Middle Name fields.

How to test auto complete for reference fields?

To test the new auto-complete attributes, open a form that references the User [sys_user] table, such as an open incident. Enter a single character in the Assigned to field. The auto-complete options now hide the display value column (user_name) and only display the first_name and last_name columns.

Do you have to have all reference fields?

You can require all reference fields to use a starts with query. The following example illustrates a contains query. Note that the letter “d” appears anywhere in the user’s first or last name.