chunk_split

例

例1

各文字の後に一度文字列を分割し、「」を追加します。各セグメントの後：

 <span class="token php language-php"><span class="token delimiter important"><？php</span>
<span class="token variable">$ str</span> <span class="token operator">=</span> <span class="token string double-quoted-string">"shanghai"</span> <span class="token punctuation">;</span>
<span class="token keyword">echo</span> <span class="token function">chunk_split</span> <span class="token punctuation">（</span> <span class="token variable">$ str</span> <span class="token punctuation">、</span> <span class="token number">1</span> <span class="token punctuation">、</span> <span class="token string double-quoted-string">"。"</span> <span class="token punctuation">）</span> <span class="token punctuation">;</span>
<span class="token delimiter important">？></span></span>

自分で試してみてください

例2

6文字ごとに1回の文字列を分割し、各セグメントの後に「...」を追加します。

 <span class="token php language-php"><span class="token delimiter important"><？php</span>
<span class="token variable">$ str</span> <span class="token operator">=</span> <span class="token string double-quoted-string">"hello world！"</span> <span class="token punctuation">;</span>
<span class="token keyword">echo</span> <span class="token function">chunk_split</span> <span class="token punctuation">（</span> <span class="token variable">$ str</span> <span class="token punctuation">、</span> <span class="token number">6</span> <span class="token punctuation">、</span> <span class="token string double-quoted-string">"..."</span> <span class="token punctuation">）</span> <span class="token punctuation">;</span>
<span class="token delimiter important">？></span></span>

自分で試してみてください