Code reviewMediumcr-g188

Subject Hydration mismatchLevel Mid–Senior~20 minCommon in Code quality & review interviewsIndustries Software development

Question

Review this React TypeScript component (Next.js SSR).

What a strong answer looks like

Separate real bugs from style. Rank issues by severity, point at the root cause rather than the symptom, and suggest a concrete fix — specific and kind.

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Talk through your review

Code to reviewtsx

1function Greeting() {2  const now = new Date();3  const hour = now.getHours();4  const greeting = hour < 12 ? 'Good morning' : 'Good evening';5 6  return <h1>{greeting}, it is {now.toLocaleTimeString()}</h1>;7}

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