hex2bin

实例

把十六进制值转换为 ASCII 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">hex2bin</span><span class="token punctuation">(</span><span class="token string double-quoted-string">"48656c6c6f20576f726c6421"</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token delimiter important">?></span></span>

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