Vue.js Easy technical 2 views 1 min read

How do you use v-for directive with a range?

Peer-reviewed by HireXTech Technical Panel Updated for 2025/2026 hiring Editorial standards
Practise this track
Interviewer Expectations for this Question
01
Core Competency

Assesses fundamental understanding of Vue.js conventions, runtime behavior, and memory/performance considerations.

02
Evaluation Criteria

Hiring managers look for precision, avoidance of ambiguous jargon, and ability to explain trade-offs under real production conditions.

Comprehensive Model Answer Verified Solution

You can also use integer type(say 'n') for v-for directive which repeats the element many times.

<div>
  <span v-for="n in 20">{{ n }} </span>
</div>

It displays the number 1 to 20.

****

Candidate Response Strategy & Interview Tips

  1. Start with a concise one-sentence summary: Deliver a direct, confident answer first before expanding into nuances.
  2. Demonstrate real-world trade-offs: Discuss where this approach excels and when you would avoid it in production systems.
  3. Discuss complexity & edge cases: Proactively explain time/space complexity or boundary conditions (null values, scale limits).
  4. Prepare for interviewer follow-ups: Technical hiring panels frequently probe deeper into concurrency, backward compatibility, or alternative libraries.
Related Topics & Skills
Spotted an error or have an alternative solution?