php关键词标红的算法 by admin | Feb 8, 2023 | 技术文章下面是PHP代码: function highlight_keywords($text, $keyword) { $keyword = preg_quote($keyword, ‘/’); $pattern = “/(?!<[^<>])(?<![?.&])\b($keyword)\b(?![^<>]*>)/i”; return preg_replace($pattern, ‘<span...
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