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Get Started Free →Use when reviewing image assets, markup, and CDN or build transforms related to Handle image loading errors gracefully. Check encoded size, rendered size, loading strategy, and above-the-fold impact together.
| Test case | Without → With | Effect | Δ tokens | Δ turns |
|---|---|---|---|---|
| case-07 | ✗→✓ | ▲ Improved | -18% | 0% |
| case-09 | ✗→✓ | ▲ Improved | -32% | 0% |
| case-19 | ✗→✓ | ▲ Improved | -25% | 0% |
| case-13 | ✓→✓ | ＝ Same ✓ | -11% | 0% |
| case-24 | ✓→✓ | ＝ Same ✓ | -38% | 0% |
Broken image icons look unprofessional and confuse users—graceful fallbacks maintain visual consistency and user trust when images fail to load.
Check if the website handles broken images gracefully with fallback images or error states.
Implement fallback images or placeholder content for broken image scenarios.
Explain how proper error handling for images improves user experience.
Review image assets, markup, and delivery configuration related to Handle image loading errors gracefully. Flag exact files or components where format choice, sizing, or loading behavior violates the rule, and describe how to confirm the fix in DevTools.
For full implementation details, code examples, and framework-specific guidance, see references/rule.md.
Rule page: https://frontendchecklist.io/en/rules/images/error-images
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