Ios-xcode Introduction to each version

1. Xcode Verification

• Enter the SPCTL command on the terminal and bring the path of the installed Xcode

  $ spctl --assess --verbose /Applications/Xcode.app    

• You'll see results like this later, as long as the result is accepted and source is the Mac App Store, Apple System, or Apple, that's okay.

  /Applications/Xcode.app: acceptedsource=Mac App Store

2. Xcode Download

• Official download channels for each version

• Unofficial download channels for each version

  • Xcode 7.3
  • Xcode 7.3 Beta 2
  • Xcode 7.2
  • Xcode 7.1.1
  • Xcode 7.1
  • Xcode 7
  • Xcode 6.4

3. Introduction to various versions of Xcode

• Xcode 4:

  September 2012 Xcode 4

  In March 2013, Xcode 4.2/4.3,arc was started from Xcode 4.2
  June 2013, Xcode 4.5
  Xcode 4 SB does not support team development
  Maximum version 4.6

• Xcode 5:

  September 2013 Xcode 5

  Xcode 5 SB Support team Development

  Maximum version 5.1.1

• Xcode 6:

  September 2014 Xcode 6

  An IOS 6.0 program that runs directly with Xcode 6.0, what is the problem?
  IOS 6.0 programs are pure code development, the status bar is not included in the view, the direct operation will be 20 points
  IOS 6.0 program does not support penetration effects, Uinavigationbar & Uitabbar

  Maximum version 6.4

• Xcode 7:

  September 2015 Xcode 7

• Xcode 8:

  September 2016 Xcode 8

• Xcode 9:

  September 2017 Xcode 9
  Xcode 9.2 (9c40b): ios:11.2, watchos:4.2, objective-c: 2.0, swift:4.0

Ios-xcode Introduction to each version