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What is the main purpose of ngClass in Angular?

easy📝 Conceptual Q11 of 15
Angular - Directives
What is the main purpose of ngClass in Angular?
ATo add or remove CSS classes dynamically based on component data
BTo fetch data from a server
CTo create new Angular components
DTo handle user input events
Step-by-Step Solution
Solution:
  1. Step 1: Understand what ngClass does

    ngClass is used to control CSS classes dynamically in Angular templates.
  2. Step 2: Compare options with ngClass purpose

    Only To add or remove CSS classes dynamically based on component data describes adding or removing CSS classes dynamically, which matches ngClass functionality.
  3. Final Answer:

    To add or remove CSS classes dynamically based on component data -> Option A
  4. Quick Check:

    ngClass controls CSS classes dynamically = A [OK]
Quick Trick: Remember: ngClass changes CSS classes dynamically [OK]
Common Mistakes:
  • Confusing ngClass with event handling
  • Thinking ngClass fetches data
  • Mixing ngClass with component creation

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