SP.FieldCollection.addDependentLookup(displayName, primaryLookupField, lookupField) Method
Applies to: SharePoint Foundation 2010
In this article
Return Value
Remarks
Applies To
Adds a secondary lookup field that depends on a primary lookup field for its relationship to the list where it gets its information.
var value = SP.FieldCollection.addDependentLookup(displayName, primaryLookupField, lookupField);
Parameters
displayName
Type: String
The display name for the secondary lookup field.
primaryLookupField
Type: SP.Field
The primary lookup field.
lookupField
Type: String
The internal name of the primary field in a related list.
Return Value
Type: SP.Field
The new secondary lookup field.
Remarks
In a multicolumn lookup, the primary field is the SP.FieldLookup Class object that establishes the relationship with the list that is the source of the lookup field's value. One or more secondary fields can then depend on the primary field for their relationship to the source list.