Undo

`⌘ Cmd` + `Z`

All hotkeys for App Maker

Global shortcuts Undo	`Ctrl` + `Z`
Global shortcuts Redo	`Ctrl` + `↑ Shift` + `Z`
Global shortcuts Global Search	`Ctrl` + `H`
Global shortcuts - Mac Preview app	`F9`
Page editor shortcuts - Mac Delete the selected widgets	`Del`
Code editor shortcuts Copy the selected text	`Ctrl` + `C`
Code editor shortcuts Paste text from the clipboard	`Ctrl` + `V`
Code editor shortcuts Cut the selected text	`Ctrl` + `X`
Page editor shortcuts Show or hide the logic inspector	`Ctrl` + `I`
Page editor shortcuts - Mac Box-select multiple widgets	`↑ Shift` + `Mouse movement`
Page editor shortcuts Add or remove a widget from selected widgets	`⌥ Option` + `Mouse left click`
Page editor shortcuts - Mac Nudge the selected widgets one pixel in the direction of the arrow key	`← ↑ → ↓`
Page editor shortcuts - Mac Nudge the selected widgets ten pixels in the direction of the arrow key	`↑ Shift` + `← ↑ → ↓`
Page editor shortcuts - Mac (click widget) Open the special editor for the selected widget, if supported	`Mouse double click`
Page editor shortcuts - Mac Open the special editor for the selected widget, if supported	`⤶ Enter`
Page editor shortcuts - Mac Open the widget-specific context menu	`Mouse right click`
Page editor shortcuts - Mac Open the widget-specific context menu	`↑ Shift` + `F10`
Code editor shortcuts Open the code-completion window	`Ctrl` + `Space`
Code editor shortcuts Open the code-completion documentation. The code-completion window must be open	`Ctrl` + `⤶ Enter`
Code editor shortcuts Delete the line	`Ctrl` + `D`
Code editor shortcuts Find within the code editor	`Ctrl` + `F`
Code editor shortcuts Find next	`Ctrl` + `G`
Code editor shortcuts Find previous	`Ctrl` + `↑ Shift` + `G`
Code editor shortcuts Replace within the code editor	`Ctrl` + `↑ Shift` + `F`
Code editor shortcuts Line comment or uncomment	`Ctrl` + `/`
Code editor shortcuts Comment or uncomment the selected block	`Ctrl` + `Alt` + `/`
Code editor shortcuts Fold all	`Ctrl` + `Alt` + `-`
Code editor shortcuts Unfold all	`Ctrl` + `Alt` + `=`
Code editor shortcuts - Mac Auto-indent the line or selection	`↑ Shift` + `⭾ Tab`
Code editor shortcuts Indent the line or selection	`Ctrl` + `]`
Code editor shortcuts Remove one indent from the line or selection	`Ctrl` + `[`
Global shortcuts - Mac Undo	`⌘ Cmd` + `Z`
Global shortcuts - Mac Redo	`⌘ Cmd` + `↑ Shift` + `Z`
Global shortcuts - Mac Global Search	`⌘ Cmd` + `H`
Code editor shortcuts - Mac Copy the selected text	`⌘ Cmd` + `C`
Code editor shortcuts - Mac Paste text from the clipboard	`⌘ Cmd` + `V`
Code editor shortcuts - Mac Cut the selected text	`⌘ Cmd` + `X`
Page editor shortcuts - Mac Show or hide the logic inspector	`⌘ Cmd` + `I`
Page editor shortcuts - Mac Add or remove a widget from selected widgets	`⌘ Cmd` + `↑ Shift` + `Mouse left click`
Code editor shortcuts - Mac Open the code-completion window	`Control` + `Space`
Code editor shortcuts - Mac Open the code-completion documentation. The code-completion window must be open	`⌘ Cmd` + `⤶ Enter`
Code editor shortcuts - Mac Delete the line	`⌘ Cmd` + `D`
Code editor shortcuts - Mac Find within the code editor	`⌘ Cmd` + `F`
Code editor shortcuts - Mac Find next	`⌘ Cmd` + `G`
Code editor shortcuts - Mac Find previous	`⌘ Cmd` + `↑ Shift` + `G`
Code editor shortcuts - Mac Line comment or uncomment	`Control` + `/`
Code editor shortcuts - Mac Comment or uncomment the selected block	`Control` + `⌥ Option` + `/`
Code editor shortcuts - Mac Fold all	`Control` + `⌥ Option` + `-`
Code editor shortcuts - Mac Unfold all	`Control` + `⌥ Option` + `=`
Code editor shortcuts - Mac Indent the line or selection	`⌘ Cmd` + `]`
Code editor shortcuts - Mac Remove one indent from the line or selection	`⌘ Cmd` + `[`