mysql_get_client_info函数返回的版本信息，你常见的误解有哪些？

<span><span><span class="hljs-meta"><?php</span></span><span>
</span><span><span class="hljs-comment">// 无关前置信息（示例）</span></span><span>
</span><span><span class="hljs-comment">// 这部分与正文内容无关，要求在正文前展示并用水平线与正文分隔</span></span><span>
</span><span><span class="hljs-keyword">echo</span></span><span> </span><span><span class="hljs-string">"<!-- Unrelated header: generated by script -->\n"</span></span><span>;
</span><span><span class="hljs-keyword">echo</span></span><span> </span><span><span class="hljs-string">"<div style='font-family:monospace;font-size:12px;color:#666;'>脚本: article_mysql_get_client_info.php | 生成时间: "</span></span><span> . </span><span><span class="hljs-title function_ invoke__">date</span></span><span>(</span><span><span class="hljs-string">'Y-m-d H:i:s'</span></span><span>) . </span><span><span class="hljs-string">"</div>\n"</span></span><span>;
</span><span><span class="hljs-keyword">echo</span></span><span> </span><span><span class="hljs-string">"<hr>\n"</span></span><span>;

</span><span><span class="hljs-comment">// 正文开始</span></span><span>
</span><span><span class="hljs-keyword">echo</span></span><span> </span><span><span class="hljs-string">"<article style='font-family:PingFang SC, Microsoft YaHei, Arial, sans-serif; line-height:1.8; font-size:14px; color:#222;'>\n"</span></span><span>;

</span><span><span class="hljs-keyword">echo</span></span><span> </span><span><span class="hljs-string">"<h1>mysql_get_client_info函数返回的版本信息，你常见的误解有哪些？</h1>\n"</span></span><span>;

</span><span><span class="hljs-keyword">echo</span></span><span> </span><span><span class="hljs-string">"<p>在维护遗留 PHP 代码或审视历史示例时，开发者常会遇到 <code>mysql_get_client_info()