擅长:python、mysql、java
<pre><code>input_string = "01-result.xls,2-result.xls,03-result.xls,05-result.xls"
result = [el[el.index('-')+1:]+el[el.index('-')-1] for el in input_string.replace(".xls","").split(',')]
</code></pre>
<p>结果是:</p>
<pre><code>['result1', 'result2', 'result3', 'result5']
</code></pre>