Which of the following is the correct syntax to safely access the author.name property in an Angular template when author might be null?

easy📝 Syntax Q3 of 15

Angular - Templates and Data Binding

Which of the following is the correct syntax to safely access the author.name property in an Angular template when author might be null?

A{{ author.name }}

B{{ author?.name }}

C{{ author?.name? }}

D{{ author.name? }}

Step-by-Step Solution

Solution:

Step 1: Understand nested property access with safe navigation
Use ?. before the property that might be null to avoid errors.
Step 2: Evaluate options
{{ author?.name }} correctly uses author?.name. Others misuse the operator or omit it.
Final Answer:
{{ author?.name }} -> Option B
Quick Check:
Safe navigation for nested property = author?.name [OK]

Quick Trick: Place ?. before property that might be null [OK]

Common Mistakes:

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