<blockquote>
<p>Maybe it needs to be called-out more, since the GLib docs don't do a good job either.</p>
</blockquote>
<p>Yeah, glib documents it on the replace function <a href="https://developer.gnome.org/glib/stable/glib-Perl-compatible-regular-expressions.html#g-regex-replace" rel="nofollow">https://developer.gnome.org/glib/stable/glib-Perl-compatible-regular-expressions.html#g-regex-replace</a> not in the regex syntax section so its not that obvious.</p>

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