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Blockly vs Swift: What are the differences?


This Markdown code presents the key differences between Blockly and Swift, highlighting specific aspects that differentiate the two programming languages.

  1. Accessibility of Blocks vs. Syntax Requirements: One fundamental difference between Blockly and Swift is the way code is represented. While Blockly uses a visual programming language with drag-and-drop blocks, Swift requires developers to write code using proper syntax and structure. Blockly enables beginners to learn programming concepts easily without worrying about syntax rules, while Swift requires a strong understanding of coding conventions.

  2. Support for Visual Programming: Blockly offers a visual programming experience, allowing users to build programs by assembling blocks together. These blocks represent various programming concepts and operations. On the other hand, Swift does not provide a graphical interface for creating programs. It relies on traditional text-based coding, where developers write their code using Swift syntax in a text editor or an integrated development environment (IDE).

  3. Platform Compatibility: Blockly is designed to be platform-independent, making it suitable for a wide range of devices and operating systems. It can be used on web browsers, mobile apps, and even on physical devices like robots. Swift, however, is primarily designed for Apple platforms, including iOS, macOS, watchOS, and tvOS. It is tightly integrated with Apple's development tools and frameworks.

  4. Compilation and Execution: Blockly does not directly execute the code created using blocks. Instead, it translates the visual representation into programming code (e.g., JavaScript, Python) which needs to be run in a suitable runtime environment. Swift, being a programming language, directly compiles and executes the written code. It follows a traditional coding workflow where code is compiled into a binary format that can be executed by the machine.

  5. Performance and Efficiency: Swift, being a statically-typed compiled language, offers the advantage of high performance and efficiency. It closely interacts with the underlying system, allowing developers to write optimized code for their specific needs. In contrast, Blockly relies on various interpreters or runtime environments to execute the code generated from blocks, which may introduce some overhead and limitations in terms of performance.

  6. Expressiveness and Advanced Concepts: Swift supports advanced programming concepts such as generics, optionals, closures, and concurrency. It allows developers to build complex systems and leverage the full power of the language. Blockly, being a simplified visual representation of code, may not provide the same level of expressiveness and flexibility when it comes to implementing advanced programming patterns and concepts.

In summary, Blockly offers a visual programming experience with block-based coding that is accessible for beginners and platform-independent, while Swift requires writing code using traditional text-based syntax, offers high performance, and supports advanced programming concepts.

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Pros of Blockly
Pros of Swift
  • 1
    Easy to use
  • 1
    Open Source
  • 259
  • 180
  • 126
    Not Objective-C
  • 107
    Backed by apple
  • 93
    Type inference
  • 61
  • 54
  • 49
    Semicolon free
  • 38
  • 36
    Tuples offer compound variables
  • 24
    Clean Syntax
  • 24
    Easy to learn
  • 22
    Open Source
  • 21
    Beautiful Code
  • 20
  • 12
  • 12
  • 11
    Protocol-oriented programming
  • 10
    Promotes safe, readable code
  • 9
    No S-l-o-w JVM
  • 8
    Explicit optionals
  • 7
    Storyboard designer
  • 6
  • 6
    Type safety
  • 5
    Super addicting language, great people, open, elegant
  • 5
    Best UI concept
  • 4
    Its friendly
  • 4
    Highly Readable codes
  • 4
  • 4
  • 4
    Faster and looks better
  • 4
    Swift is faster than Objective-C
  • 4
    Feels like a better C++
  • 3
    Easy to learn and work
  • 3
    Much more fun
  • 3
    Protocol extensions
  • 3
  • 3
    Its fun and damn fast
  • 3
    Strong Type safety
  • 3
    Easy to Maintain
  • 2
    Protocol as type
  • 2
    All Cons C# and Java Swift Already has
  • 2
  • 2
  • 2
    Type Safe
  • 2
    Protocol oriented programming
  • 1
    Can interface with C easily
  • 1
    Actually don't have to own a mac
  • 1
    Free from Memory Leak
  • 1
    Swift is easier to understand for non-iOS developers.
  • 1
    Numbers with underbar
  • 1
    Optional chain
  • 1
    Great for Multi-Threaded Programming
  • 1
    Runs Python 8 times faster
  • 1

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Cons of Blockly
Cons of Swift
    Be the first to leave a con
    • 5
      Must own a mac
    • 2
      Memory leaks are not uncommon
    • 1
      Very irritatingly picky about things that’s
    • 1
      Complicated process for exporting modules
    • 1
      Its classes compile to roughly 300 lines of assembly
    • 1
      Is a lot more effort than lua to make simple functions
    • 0
      Overly complex options makes it easy to create bad code

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    What is Blockly?

    It is a client-side library for the programming language JavaScript for creating block-based visual programming languages and editors. It is a project of Google and is free and open-source software.

    What is Swift?

    Writing code is interactive and fun, the syntax is concise yet expressive, and apps run lightning-fast. Swift is ready for your next iOS and OS X project — or for addition into your current app — because Swift code works side-by-side with Objective-C.

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    What companies use Blockly?
    What companies use Swift?
    See which teams inside your own company are using Blockly or Swift.
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    What tools integrate with Swift?

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