strrchr

名称:strrchr

分类:字符串

所属语言:php

一句话介绍:查找字符串在另一个字符串中最后一次出现。

实例

例子 1

搜索 "Shanghai" 在字符串中的位置，并返回从该位置到字符串结尾的所有字符：

<span class="token php language-php"><span class="token delimiter important"><?php</span>
<span class="token keyword">echo</span> <span class="token function">strrchr</span><span class="token punctuation">(</span><span class="token string double-quoted-string">"I love 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>

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例子 2

搜索 "What" 在字符串中的位置，并返回从该位置到字符串结尾的所有字符：

<span class="token php language-php"><span class="token delimiter important"><?php</span>
<span class="token keyword">echo</span> <span class="token function">strrchr</span><span class="token punctuation">(</span><span class="token string double-quoted-string">"Hello world! What a beautiful day!"</span><span class="token punctuation">,</span>What<span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token delimiter important">?></span></span>

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例子 3

以 "o" 的 ASCII 值搜索 "o" 在字符串中的位置，并返回从该位置到字符串结尾的所有字符：

<span class="token php language-php"><span class="token delimiter important"><?php</span>
<span class="token keyword">echo</span> <span class="token function">strrchr</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">101</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token delimiter important">?></span></span>

亲自试一试