Highlight Search Matches

HardStringsPRO

Practice JavaScript string searching by highlighting every case-insensitive match while keeping the original text casing intact. This hard exercise focuses on scanning, slicing, and rebuilding output safely, including empty search terms and unmatched surrounding text.

What you'll practice

Work with JavaScript string searching by highlighting every case-insensitive match while keeping the original text casing intact
Scanning
Slicing
Rebuilding output safely
Empty search terms and unmatched surrounding text

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