Angular - Components
How can you conditionally display a paragraph only if the component property
isVisible is true in the template?How can you conditionally display a paragraph only if the component property isVisible is true in the template?
hard📝 Application Q8 of 15
Step-by-Step Solution
Solution:
Step 1: Recall Angular structural directive for conditional display
*ngIf directive shows or hides elements based on a condition.Step 2: Identify correct syntax for *ngIf
Using *ngIf="isVisible" displays the paragraph only when isVisible is true.Final Answer:
<p *ngIf=\"isVisible\">Visible content</p> -> Option AQuick Check:
*ngIf controls element presence by condition [OK]
Quick Trick: Use *ngIf="condition" to show/hide elements [OK]
Common Mistakes:
- Using [hidden] which hides but keeps element in DOM
- Using parentheses which are for events
- Trying to interpolate condition inside tag
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