ucfirst

예

"hello"의 첫 번째 문자를 대문자로 변환하십시오.

 <span class="token php language-php"><span class="token delimiter important"><? php</span>
<span class="token keyword">echo</span> <span class="token function">ucfirst</span> <span class="token punctuation">(</span> <span class="token string double-quoted-string">"Hello World!"</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span>
<span class="token delimiter important">?></span></span>

직접 시도하십시오