The new Basic Viewer application template hosted in ArcGIS Online has an "ALL" option in the drop-down for listed features to search, however this "ALL" refers to all geocoding services hosted by the organizational account and not all layers.
Last Published: October 5, 2015ArcGIS Online
Bug ID Number
April 24, 2015
June 11, 2020
Operating System Version
7 64 Bit
This issue was not reproducible when tested by the development team. Issues may be given this status when they cannot be reproduced or are no longer relevant in a development version of the software, but a specific fix was not installed to address the issue. The issue's Additional Information section may contain further explanation.