JSFiddle - React, Tailwind, and code Playground

by heera

HTML

<div id="content">
    <div class="player_marktwert_box">ABCDE</div>
</div>

JavaScript

$(function(){
    $('#content').on('mouseenter', '.player_marktwert_box', function() {
        var playerValue = $(this).html();
        $(this).html("test").data('playerValue',playerValue);
    }).on('mouseleave', '.player_marktwert_box', function() {
        $(this).html($(this).data('playerValue'));
    });
});