ord
문자열의 첫 바이트를 0-255 사이의 값으로 변환합니다.
"S"의 ASCII 값을 반환합니다.
<span class="token php language-php"><span class="token delimiter important"><? php</span> <span class="token keyword">echo</span> <span class="token function">ord</span> <span class="token punctuation">(</span> <span class="token string double-quoted-string">"S"</span> <span class="token punctuation">)</span> <span class="token operator">.</span> <span class="token string double-quoted-string">"<br>"</span> <span class="token punctuation">;</span> <span class="token keyword">Echo</span> <span class="token function">ord</span> <span class="token punctuation">(</span> <span class="token string double-quoted-string">"상하이"</span> <span class="token punctuation">)</span> <span class="token operator">.</span> <span class="token string double-quoted-string">"<br>"</span> <span class="token punctuation">;</span> <span class="token delimiter important">?></span></span>