stristr

例

例1

「Hello World！」で「世界」の最初の出来事を見つけます文字列の残りを返します。

 <span class="token php language-php"><span class="token delimiter important"><？php</span>
<span class="token keyword">Echo</span> <span class="token function">Strstr</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">"World"</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

「O」のASCII値で文字列を検索し、文字列の残りを返します。

 <span class="token php language-php"><span class="token delimiter important"><？php</span>
<span class="token keyword">Echo</span> <span class="token function">Strstr</span> <span class="token punctuation">（</span> <span class="token string double-quoted-string">"Hello World！"</span> <span class="token punctuation">、</span> <span class="token number">111</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

「世界」が最初に発生する前に文字列部分を返します：

 <span class="token php language-php"><span class="token delimiter important"><？php</span>
<span class="token keyword">Echo</span> <span class="token function">Strstr</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">"World"</span> <span class="token punctuation">、</span> <span class="token constant boolean">true</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