strcasecmp

例

例1

2つの文字列を比較します（ケースの鈍感）：

 <span class="token php language-php"><span class="token delimiter important"><？php</span>
<span class="token keyword">Echo</span> <span class="token function">Strcasecmp</span> <span class="token punctuation">（</span> <span class="token string double-quoted-string">"Shanghai"</span> <span class="token punctuation">、</span> <span class="token string double-quoted-string">"Shanghai"</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

2つの文字列の比較（ケースの鈍感、こんにちは、ハロー出力は同じです）：

 <span class="token php language-php"><span class="token delimiter important"><？php</span>
<span class="token keyword">Echo</span> <span class="token function">Strcasecmp</span> <span class="token punctuation">（</span> <span class="token string double-quoted-string">"Shanghai"</span> <span class="token punctuation">、</span> <span class="token string double-quoted-string">"Shanghai"</span> <span class="token punctuation">）</span> <span class="token punctuation">;</span>
<span class="token keyword">echo</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">Strcasecmp</span> <span class="token punctuation">（</span> <span class="token string double-quoted-string">"Shanghai"</span> <span class="token punctuation">、</span> <span class="token string double-quoted-string">"Shanghai"</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3

異なる返品値：

 <span class="token php language-php"><span class="token delimiter important"><？php</span>
<span class="token keyword">Echo</span> <span class="token function">Strcasecmp</span> <span class="token punctuation">（</span> <span class="token string double-quoted-string">"Hello World！"</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 comment">// 2つの文字列が等しい</span>
<span class="token keyword">Echo</span> <span class="token function">Strcasecmp</span> <span class="token punctuation">（</span> <span class="token string double-quoted-string">"Hello World！"</span> <span class="token punctuation">、</span> <span class="token string double-quoted-string">"hello"</span> <span class="token punctuation">）</span> <span class="token punctuation">;</span> <span class="token comment">// <i>string1は</i><i>string2</i>より大きくなります</span>
<span class="token keyword">Echo</span> <span class="token function">Strcasecmp</span> <span class="token punctuation">（</span> <span class="token string double-quoted-string">"Hello World！"</span> <span class="token punctuation">、</span> <span class="token string double-quoted-string">"Hello World！Hello！"</span> <span class="token punctuation">）</span> <span class="token punctuation">;</span> <span class="token comment">// <i>string1</i>は<i>string2</i>未満です</span>
<span class="token delimiter important">？></span></span>

自分で試してみてください