LookupBuilder.SearchExpr Method

Name	Parameters	Description
SearchExpr(JS)	value	Specifies the name of a data source item field or an expression whose value is compared to the search criterion. Mirrors the client-side searchExpr option.
SearchExpr(IEnumerable<String>)	value	Specifies the name of a data source item field or an expression whose value is compared to the search criterion. Mirrors the client-side searchExpr option.
SearchExpr(String[])	values	Specifies the name of a data source item field or an expression whose value is compared to the search criterion. Mirrors the client-side searchExpr option.