strtr

名称:strtr

分类:字符串

所属语言:php

一句话介绍:转换字符串中特定的字符。

实例

例子 1

把字符串中的字符 "ia" 替换为 "eo"：

<span class="token php language-php"><span class="token delimiter important"><?php</span>
<span class="token keyword">echo</span> <span class="token function">strtr</span><span class="token punctuation">(</span><span class="token string double-quoted-string">"Hilla Warld"</span><span class="token punctuation">,</span><span class="token string double-quoted-string">"ia"</span><span class="token punctuation">,</span><span class="token string double-quoted-string">"eo"</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

把字符串 "Hello world" 替换成 "Hi earth"：

<span class="token php language-php"><span class="token delimiter important"><?php</span>
<span class="token variable">$arr</span> <span class="token operator">=</span> <span class="token keyword">array</span><span class="token punctuation">(</span><span class="token string double-quoted-string">"Hello"</span> <span class="token operator">=></span> <span class="token string double-quoted-string">"Hi"</span><span class="token punctuation">,</span> <span class="token string double-quoted-string">"world"</span> <span class="token operator">=></span> <span class="token string double-quoted-string">"earth"</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token keyword">echo</span> <span class="token function">strtr</span><span class="token punctuation">(</span><span class="token string double-quoted-string">"Hello world"</span><span class="token punctuation">,</span><span class="token variable">$arr</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token delimiter important">?></span></span>

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