TYPESCRIPT

collapse all code vscode

Use:
Ctrl + K + 0 to fold all 
Ctrl + K + J to unfold all

Mac:
Command + K + 0
Command + K + J

vscode collapse all

Use:
Ctrl + K + 0 to fold all 
Ctrl + K + 1 to fold at indent level 1
Ctrl + K + 2 to fold at indent level 2
...
Ctrl + K + J to unfold all

Mac:
Command + K + 0
Command + K + J

vscode expand collapse all

Ctrl+Shift+[    Fold (collapse) region  editor.fold
Ctrl+Shift+]    Unfold (uncollapse) region  editor.unfold
Ctrl+K Ctrl+[   Fold (collapse) all subregions  editor.foldRecursively
Ctrl+K Ctrl+]   Unfold (uncollapse) all subregions  editor.unfoldRecursively
Ctrl+K Ctrl+0   Fold (collapse) all regions editor.foldAll
Ctrl+K Ctrl+J   Unfold (uncollapse) all regions

visual studio code collapse all

// Fold
Ctrl + K + 0 // fold everything that could be folded
Ctrl + K + 1 // fold just the main branches

// Unfold
Ctrl + K + J // unfold everything

collapse all code visual studio

Visual studio 
fold all: Ctrl + M + O
unfold all: Ctrl + M + P

collapse all vscode

Ctrl + K + 0

open all collapse in vscode

Ctrl + K + 0    fold all 
Ctrl + K + J    unfold all
Ctrl+Shift+[    Fold (collapse) region  editor.fold
Ctrl+Shift+]    Unfold (uncollapse) region  editor.unfold
Ctrl+K Ctrl+[   Fold (collapse) all subregions  editor.foldRecursively
Ctrl+K Ctrl+]   Unfold (uncollapse) all subregions  editor.unfoldRecursively
Ctrl+K Ctrl+0   Fold (collapse) all regions editor.foldAll
Ctrl+K Ctrl+J   Unfold (uncollapse) all regions

how to collapse only methods in vscode

Ctrl + K + 3 to collapse all methods in a class in vscode

collapse all function in visual studio code

Alt + 0