JSFiddle - React, Tailwind, and code Playground

HTML

<span class="we w_o_r_d_s" id="we" contenteditable="false">we</span>

JavaScript

var span = '<span class="we w_o_r_d_s" id="we" contenteditable="false">we</span>'; 
var id = $(span).attr('id');
console.log(id);