DXR will be turned off on Tuesday, December 29th. It will redirect to Searchfox.
See the announcement on Discourse.

DXR is a code search and navigation tool aimed at making sense of large projects. It supports full-text and regex searches as well as structural queries.

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<div style="background: radial-gradient(circle closest-side at left, white, black); width: 300px; height: 300px;"></div>
<div style="background: repeating-radial-gradient(closest-side circle at left, white, black); width: 300px; height: 300px;"></div>