Quelles sont les erreurs logiques courantes lorsque vous utilisez APCU_EXISTS? Comment éviter ces problèmes?

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</span><span><span class="hljs-keyword">echo</span></span><span> </span><span><span class="hljs-string">"Ceci est les informations de démarrage du programme\n"</span></span><span>;
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</span><span><span class="hljs-keyword">echo</span></span><span> </span><span><span class="hljs-string">"<h1>utiliserapcu_existsQuelles sont les erreurs logiques courantes？Comment éviter ces problèmes？</h1>"</span></span><span>;

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</span><span><span class="hljs-keyword">echo</span></span><span> </span><span><span class="hljs-string">"<p>APCuOuiPHPExtensions pour le cache de mémoire，Il offre la fonction des paires de valeurs de clé de cache。dans，<code>apcu_exists()