title: How can I fix Warning: C4129 'e': unrecognized character escape sequence
body: <p>When I write some code with ANSI escape sequence like.... <code>\e[4m ~ \e[0m</code>,
  I got the error that</p>
  <blockquote>
  <p>C4129 'e': unrecognized character escape sequence</p>
  </blockquote>
  <p>and the program show me that escape sequence did not set and just indicates <code>\e[4Hello\e[0</code>.</p>
  <p>How can I fix it?</p>