Angular - Component Interaction
In Angular, how does a child component typically send data back to its parent component?
In Angular, how does a child component typically send data back to its parent component?
easy📝 Conceptual Q1 of 15
Step-by-Step Solution
Solution:
Step 1: Understand Angular communication directions
Data flows down from parent to child using @Input, and up from child to parent using @Output.Step 2: Identify child to parent communication method
Child components use @Output with EventEmitter to send events/data to the parent.Final Answer:
By emitting an event using @Output and EventEmitter -> Option CQuick Check:
Child to parent communication = @Output EventEmitter [OK]
Quick Trick: Child sends data up using @Output and EventEmitter [OK]
Common Mistakes:
- Confusing @Input as a way to send data up
- Trying to modify parent variables directly
- Calling parent methods without proper references
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