N/ui/serverWidget Module
Field.updateBreakType()
Method Description: Updates the break type of the field. Set this value using the FieldBreakType enum The break type is used to add a break in flow layout for the field.
Returns: serverWidget.Field object
Supported Script Types: SuiteScript 2.0 Suitelet Script Type and SuiteScript 2.0 User Event Script Type (beforeLoad(scriptContext))
Governance: None
Module: N/ui/serverWidget Module
Since: 2016.1
Search NetSuite - https://system.netsuite.com/app/help/helpcenter.nl?search=Field.updateBreakType(options)

// Code Example 1

//Add additional code

//...

var form = serverWidget.createForm({

    title : 'Simple Form'

});

var field = form.addField({

    id : 'custpage_textfield',

    type : serverWidget.FieldType.TEXT,

    label : 'Text'

});

field.updateBreakType({

    breakType : serverWidget.FieldBreakType.STARTCOL

});

//...

//Add additional code



//SOURCE: https://system.netsuite.com/app/help/helpcenter.nl?fid=section_4335187732.html