s first argument and should
return a replacement string for the substring matched.</p>
<p>If <code>this</code> EReg does not match any substring, the result is <code>s</code>.</p>
<p>By default, this method replaces only the first matched substring. If
the global g modifier is in place, all matched substrings are replaced.</p>
<p>If <code>s</code> or <code>f</code> are null, the result is unspecified.</p></div></div><div class="platform platform-haxe-ui-toolkit"><a name="match"></a><h3 style="line-height: 1