php 自动更新版权

Posted 2021-05-04

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<span style="color: #000000; font-weight: bold;">function</span> autoUpdatingCopyright<span style="color: #66cc66;">&#40;</span><span style="color: #0000ff;">$startYear</span><span style="color: #66cc66;">&#41;</span><span style="color: #66cc66;">&#123;</span>
&nbsp;
    <span style="color: #808080; font-style: italic;">// given start year (e.g. 2004)</span>
    <span style="color: #0000ff;">$startYear</span> = <a href="http://www.php.net/intval"><span style="color: #000066;">intval</span></a><span style="color: #66cc66;">&#40;</span><span style="color: #0000ff;">$startYear</span><span style="color: #66cc66;">&#41;</span>;
&nbsp;
    <span style="color: #808080; font-style: italic;">// current year (e.g. 2007)</span>
    <span style="color: #0000ff;">$year</span> = <a href="http://www.php.net/intval"><span style="color: #000066;">intval</span></a><span style="color: #66cc66;">&#40;</span><a href="http://www.php.net/date"><span style="color: #000066;">date</span></a><span style="color: #66cc66;">&#40;</span><span style="color: #ff0000;">'Y'</span><span style="color: #66cc66;">&#41;</span><span style="color: #66cc66;">&#41;</span>;
&nbsp;
    <span style="color: #808080; font-style: italic;">// is the current year greater than the</span>
    <span style="color: #808080; font-style: italic;">// given start year?</span>
    <span style="color: #b1b100;">if</span> <span style="color: #66cc66;">&#40;</span><span style="color: #0000ff;">$year</span> &gt; <span style="color: #0000ff;">$startYear</span><span style="color: #66cc66;">&#41;</span>
        <span style="color: #b1b100;">return</span> <span style="color: #0000ff;">$startYear</span> .<span style="color: #ff0000;">'-'</span>. <span style="color: #0000ff;">$year</span>;
    <span style="color: #b1b100;">else</span>
        <span style="color: #b1b100;">return</span> <span style="color: #0000ff;">$startYear</span>;
<span style="color: #66cc66;">&#125;</span>

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