ml"><a href="170_string.html#replace_first-str-new_str"><i class="fa fa-check"></i><b>15.3.1</b> replace_first( str, new_str )</a></li>
<li class="chapter" data-level="15.3.2" data-path="170_string.html"><a href="170_string.html#replace_last-str-new_str"><i class="fa fa-check"></i><b>15.3.2</b> replace_last( str, new_str )</a></li>
<li class="chapter" data-level="15.3.3" data-path="170_string.html"><a href="170_string.html#replace_all-str-new_str"><i class="fa fa-check"></i><b>15.3.3</b> replace_all( str, n