tml">strsplit()</a></code> as well)</p>
<p>After this issue was resolved with a following patch for the gregexpr function, a similar case of quadratic time complexity over the expected linear complexity was observed in <code><a href="https://rdrr.io/r/base/substr.html">substring()</a></code> and the functions from other packages such as rex, rematch2 and namedCapture which interally use it. A figure showcasing the quadratic trend of functions from the mentioned packages which use <code><a href="https://rdrr