擅长:python、mysql、java
<p>不使用regex(可能更详细,但也更容易理解):</p>
<pre><code>hay = "The fox jumped up the tree."
needle = "umpe"
print hay.replace(needle, "<strong>%s<strong>" % needle)
</code></pre>
<p><strong>在额外规范后编辑:</strong>如果您想要不区分大小写的替换(常规字符串替换无法做到):</p>
^{pr2}$