tags: Variables [[Core Variables]]
title: modifier Variable
type: text/vnd.tiddlywiki

Within the ''action'' string of the DroppableWidget, the ''action'' string of the ButtonWidget and the ''action'' string of the LinkCatcherWidget, the <<.def modifier>> [[variable|Variables]] contains the modifier key(s) held during the drag-process.
The possible keys are ''ctrl'', ''shift'', ''alt'', ''ctrl'' and ''shift'', ''alt'' and ''shift'', ''ctrl'' and ''alt'', ''ctrl'' and ''alt'' and ''shift''

The variable contains a string that identifies the keys:

|Modifier Key |Variable Content |h
|ctrl |ctrl |
|alt |alt |
|shift |shift |
|ctrl+shift |ctrl-shift |
|alt+shift |alt-shift |
|ctrl+alt |ctrl-alt |
|ctrl+alt+shift |ctrl-alt-shift |
|no modifier (normal click / drag) |normal |