擅长:python、mysql、java
<p>看看<a href="https://docs.python.org/2.0/ref/strings.html" rel="nofollow noreferrer">String literals </a></p>
<blockquote>
<p>The backslash (<code>\</code>) character is used to escape characters that
otherwise have a special meaning, such as <strong>newline</strong>, backslash itself,
or the quote character.</p>
</blockquote>
<p><code>\n</code>的意思是<code>ASCII Linefeed (LF)</code>。所以要在字符串文本中显示反斜杠,您需要用另一个反斜杠来转义反斜杠。在</p>
<p>比如<code>opPush("\\n1")</code></p>
<p>希望这有帮助。在</p>