SP.Field.enforceUniqueValues Property
Applies to: SharePoint Foundation 2010
In this article
Property Value
Remarks
Applies To
Gets or sets a value that specifies whether to require unique field values in a list or library column.
var value = SP.Field.get_enforceUniqueValues();
SP.Field.set_enforceUniqueValues(value);
Property Value
Type: Boolean
true to require unique field values in a list or library column; otherwise, false.
Remarks
This property can not be set to false for built-in fields or the site columns.