PMeter VS JavaScript Operator Lookup

• Lightweight
  PMeter is a small tool that does not consume a lot of system resources, making it efficient and fast.
• Ease of Use
  The user interface is straightforward and simple, making it easy for beginners to use.
• Customization
  Allows users to customize the rulers, making it versatile for different screen measurements.
• Portability
  The tool is portable and doesn't require installation, making it convenient to use on any system quickly.

Possible disadvantages

• Limited Functionality
  As a specialized tool, PMeter offers limited features primarily focused on screen measurement only.
• Lacks Advanced Features
  Compared to more comprehensive design tools, PMeter lacks advanced features like screen capture or annotation.
• Windows Only
  PMeter is only available for Windows, which excludes users on other operating systems like macOS or Linux.

• Ease of Use
  The JavaScript Operator Lookup tool provides a simple and easy-to-use interface for developers to quickly find information about JavaScript operators, improving their coding efficiency.
• Comprehensive Information
  The tool offers a comprehensive list of JavaScript operators along with detailed explanations, examples, and related information, which can be very helpful for both beginners and experienced developers.
• Time-Saving
  By consolidating information about JavaScript operators in one place, the tool saves developers time they might otherwise spend searching through documentation or other online resources.
• Educational Resource
  The tool acts as an educational resource by not only listing operators but also explaining their functionality and use cases, aiding in the learning process.
• Responsive Design
  With a responsive design, the tool is accessible across different devices, ensuring that developers can use it whether they are on a desktop, tablet, or mobile device.

Possible disadvantages

• Dependency on Internet
  Since the tool is web-based, it requires an internet connection, which may not be available in all situations, potentially limiting accessibility.
• Scope Limited to Operators
  The tool focuses solely on JavaScript operators, which might not cover all the needs of a developer looking for comprehensive JavaScript resources or help with other language features.
• Potential for Outdated Information
  There is a potential risk of the information becoming outdated if the tool is not regularly maintained and updated to reflect the latest changes in the JavaScript language.
• Lack of Interactive Examples
  While the tool provides examples, the absence of interactive coding environments means users cannot test operators directly within the tool.

Tracking PMeter since Mar 2021.

• Variable Operator using Boolean?

  If you replace your || with ?? You should get the behaviour you are after. This is a good reference for what the operators do in js: https://joshwcomeau.com/operator-lookup. Source: about 5 years ago