This is my string:
<h2-nxcms><div id="prepare-for-put-div-13" class="not-keep-it"><div class="not-keep-it" id="put-here13"><div class="wrap-nxcms"><div id="prepare-for-put-div-18" class="not-keep-it"><div class="not-keep-it" id="put-here18"><body-nxcms><div id="prepare-for-put-div-6" class="not-keep-it"><a href="#" onclick="prepareToSetDiv(6)">next div</a></div></body-nxcms></div></div></div></div></div><div class="inner-nxcms"><div id="prepare-for-put-div-13" class="not-keep-it"><a href="#" onclick="prepareToSetDiv(13)">next div</a></div></div></h2-nxcms>
I want to remove all not-keep-it classes, but, i want content inside class, example:
<div class="not-keep-it"><div class='i-need-it'></div></div>, from this example, what i want is to remove <div class="not-keep-it"></div> and keep <div class='i-need-it'></div>. You understand?