fnmatch
パターンでファイル名を一致させます
シェルワイルドカードに従ってカラー名を確認してください。
<span class="token php language-php"><span class="token delimiter important"><?php</span> <span class="token variable">$ txt</span> <span class="token operator">=</span> <span class="token string double-quoted-string">"私の車はdarkgreyです..."</span> <span class="token keyword">if</span> <span class="token punctuation">(</span> <span class="token function">fnmatch</span> <span class="token punctuation">(</span> <span class="token string double-quoted-string">"*gr [ae] y"</span> <span class="token punctuation">、</span> <span class="token variable">$ txt</span> <span class="token punctuation">)</span> <span class="token punctuation">)</span> <span class="token punctuation">{</span> <span class="token keyword">エコー</span><span class="token string double-quoted-string">「何らかの形の灰色...」</span> <span class="token punctuation">;</span> <span class="token punctuation">}</span> <span class="token delimiter important">?></span></span>