]> 2026-04-30T06:55:53+02:00 input/optgroup 50000 en Doc 10 The HTML element creates a grouping of options within a element. User input/optgroup (2.1,2.5) 2.1 2.5 input/optgroup 2025-02-16T18:35:39Z 2460723.2747569 input/optgroup 2025-08-26T08:00:24Z 2460913.8336111 Doc/FlexForm/2.1/input/optgroup 528 Name optgroup ( as of version 2.3.8 of FlexForm ) Type select Synopsis How to use optroup within a select with option fields to create a grouped dropdown input Description The optgroup element is used to create groups of options within a select element. Example < label for = "dino-select" > Choose a dinosaur: </ label > < select id = "dino-select" > < optgroup label = "Theropods" > < option value = "Tyrannosaurus" > Tyrannosaurus </ option > < option value = "Velociraptor" > Velociraptor </ option > < option value = "Deinonychus" > Deinonychus </ option > </ optgroup > < optgroup label = "Sauropods" > < option value = "Diplodocus" > Diplodocus </ option > < option value = "Saltasaurus" > Saltasaurus </ option > < option value = "Apatosaurus" > Apatosaurus </ option > </ optgroup > </ select > Choose a dinosaur: Tyrannosaurus Velociraptor Deinonychus Diplodocus Saltasaurus Apatosaurus 50000 0 plainlist 1 [[:DevOps:Doc/FlexForm/2.1/input/optgroup]] Doc/FlexForm/2.1/input/optgroup# QUERY67a696905962b3e573887b1fd73cc824