What is jQuery?

jQuery is a fast, small, lightweight, cross-platform, and feature-rich JavaScript library. jQuery provides various features that make web development very quick and easy. Some of the basic and unique features of jquery are listed below:

  • Very fast and extensible.
  • Versatile.
  • Small and lightweight.
  • Platform-independent.
  • Easy to learn; coding style same as JavaScript.
  • Provides cross-browser support; does not require extra lines of code, especially for this.
  • Provides excellent online API documentation.
  • Unobtrusive; support separation between HTML and jQuery code.
  • Facilitates minimum possible lines of UI code.
  • Improves the performance of any application.
  • Write less and Do more; facilitates readable codes with less number of lines as compared to Javascript.
  • Simplifies AJAX call and DOM manipulation.
Important features of jQuery library:
  • HTML manipulation
  • DOM manipulation
  • DOM element selection
  • Events equivalent to DOM events
  • Cross-browser support
  • Utilities
  • AJAX
  • HTML event methods
  • CSS manipulation
  • Effects and Animations
  • JSON Parsing
  • Extensibility through plug-ins
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