Xcode 全栈开发速查表

Move text

• Move line up or down: cmd-option-[ or cmd-option-]

View

• Center screen around cursor: ^l

Edit multiple lines

See: https://developer.apple.com/videos/play/wwdc2018/102/?time=2518

• Create new cursors: shift + control + left click
• New cursor above: shift + control + <up arrow>
• New cursor below: shift + control + <down arrow>
• Create a new cursor on every line: option + drag

Swift notes

• Use ctrl-6 to quick access MARKed sections, structs, etc.
• The MARK: - construct creates a divider line
• The MARK: note or MARK: - note constructs create notes
• Also useful: // TODO: - and // FIXME: -
• Use #warning("message") to create compiler warnings.
• Use #error("message") to create compiler errors.
• Use @available(swift, deprecated: <version number>) to check on progress on bugs in the language. If you use a current version number, you will get a “deprecated” warning anywhere you’ve used that code (e.g., put the mark on the line above the definition of a struct or a protocol, etc.). Can include a message: @available(swift, deprecated: -, message: -). Also may use obsoleted instead of deprecated to generate a compiler error instead of a warning. And swift here is a platform argument, so it could be