JSFiddle - React, Tailwind, and code Playground

by jrunning

CSS

body{font-family:monospace}

JavaScript

const ESCAPE_SEQUENCE_EXPR = /\\X2\\(.*?)\\X0\\/g;

function decodeIfc(str) {
	return str.replace(ESCAPE_SEQUENCE_EXPR, () =>
    RegExp.$1.replace(/..../, () =>
      String.fromCodePoint(parseInt(RegExp.lastMatch, 16))
    )
  );
}

const input = 'S\\X2\\00E9\\X0\\jour/Cuisine';
const output = decodeIfc(str);

document.body.innerHTML = `
Input: ${str}<br>
Output: ${decodeIfc(str)}
`;