Can't find one under
Xcode ▶ Preferences/Text Editing ▶ "Code Folding Ribbon" box.
Updates in Xcode 10:
Xcode 10 has increased support for code folding, including:
Menubar ► Editor ► Code Folding ► Fold menu item
Look at this snapshot:
Xcode 9
Code folding was disabled in Xcode 9 beta 1, which is working now, in Xcode 9 Beta5 according to beta release note: Resolved in Xcode 9 beta 5 – IDE
Here is how:
Fold
option.Fold
from menu list. It will fold your code and shows 3 dots, folding/covering entire block.For easy understanding, look at this snapshot:
It's all keyboard short cuts are also working.
Fold ⌥ ⌘ ← option + command + left arrow
Unfold ⌥ ⌘ → option + command + right arrow
Unfold All ⌥ U option + U
Fold Methods & Functions ⌥ ⌘ ↑ option + command + up arrow
Unfold Methods & Functions ⌥ ⌘ ↓ option + command + down arrow
Fold Comment Blocks ⌃ ⇧ ⌘ ↑ control + shift + command + up
Unfold Comment Blocks ⌃ ⇧ ⌘ ↓ control + shift + command + down
Focus Follows Selection ⌃ ⌥ ⌘ F control + option + command + F
Fold All ⌘ ⌥ ⇧ ← command + option + shift + left
Unfold All ⌘ ⌥ ⇧ → command + option + shift + left
Code folding options from Xcode Menu:
Menubar ▶ Editor ▶ Code Folding ▶ "Here is list of code folding options"
Here is ref snapshot:
Same options from Xcode Short-cut list:
Menubar ▶ Xcode ▶ Preferences ▶ Key Bindings ▶ "Here is list of code folding short-keys"