2.1.84 [ECMA-262/6] Section String.prototype.search ( regexp )

V0137: @@search is not implemented

The specification states: String.prototype.search ( regexp )
     When the search method is called with argument regexp, the following steps are taken:
         3.  If regexp is neither undefined nor null, then
             a. Let searcher be GetMethod(regexp, @@search).
             b. ReturnIfAbrupt(searcher).
             c. If searcher is not undefined, then
                i.   Return Call(searcher, regexp, «O»)

IE11 Mode (All versions)

@@search is not implemented.