JSFiddle - React, Tailwind, and code Playground

HTML

<a href='blablabla' class='tags'>tagSYS, </a>

JavaScript

var string = $('.tags').text();
string = string.replace(' ','').replace(/,+$/, "");
console.log(string);

var string = $('.tags').text();
string = string.replace(' ','');
string = string.substr(0, string.length - 1);
console.log(string);