Code reviewMediumcr-g023

Subject XssLevel Mid–Senior~20 minCommon in Security interviewsIndustries Software development

Question

Review this TypeScript front-end component that renders a search results header.

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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Code to reviewts

1function renderHeader(container: HTMLElement) {2  const params = new URLSearchParams(window.location.search);3  const q = params.get('q') ?? '';4  container.innerHTML =5    `<h2>Results for "${q}"</h2>` +6    `<a href="/search?q=${q}">Refine search</a>`;7}

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