如何使用echo函数输出字符串？带你了解简单示例和常见问题解答

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<h1>如何使用</span><span><span class="hljs-keyword">echo</span></span><span>函数输出字符串？带你了解简单示例和常见问题解答</h1>

<p>在 PHP 中，<code></span><span><span class="hljs-keyword">echo</span></span><span>