php 每日更改随机报价

Posted 2021-05-04

<span style="color: #000000; font-weight: bold;">function</span> RandomQuoteByInterval<span style="color: #66cc66;">&#40;</span><span style="color: #0000ff;">$TimeBase</span>, <span style="color: #0000ff;">$QuotesArray</span><span style="color: #66cc66;">&#41;</span><span style="color: #66cc66;">&#123;</span>
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    <span style="color: #808080; font-style: italic;">// Make sure it is a integer</span>
    <span style="color: #0000ff;">$TimeBase</span> = <a href="http://www.php.net/intval"><span style="color: #000066;">intval</span></a><span style="color: #66cc66;">&#40;</span><span style="color: #0000ff;">$TimeBase</span><span style="color: #66cc66;">&#41;</span>;
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    <span style="color: #808080; font-style: italic;">// How many items are in the array?</span>
    <span style="color: #0000ff;">$ItemCount</span> = <a href="http://www.php.net/count"><span style="color: #000066;">count</span></a><span style="color: #66cc66;">&#40;</span><span style="color: #0000ff;">$QuotesArray</span><span style="color: #66cc66;">&#41;</span>;
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    <span style="color: #808080; font-style: italic;">// By using the modulus operator we get a pseudo</span>
    <span style="color: #808080; font-style: italic;">// random index position that is between zero and the</span>
    <span style="color: #808080; font-style: italic;">// maximal value (ItemCount)</span>
    <span style="color: #0000ff;">$RandomIndexPos</span> = <span style="color: #66cc66;">&#40;</span><span style="color: #0000ff;">$TimeBase</span> % <span style="color: #0000ff;">$ItemCount</span><span style="color: #66cc66;">&#41;</span>;
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    <span style="color: #808080; font-style: italic;">// Now return the random array element</span>
    <span style="color: #b1b100;">return</span> <span style="color: #0000ff;">$QuotesArray</span><span style="color: #66cc66;">&#91;</span><span style="color: #0000ff;">$RandomIndexPos</span><span style="color: #66cc66;">&#93;</span>;
<span style="color: #66cc66;">&#125;</span>
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<span style="color: #808080; font-style: italic;">/*
** --&gt; See the example section below for a
**     detailed instruction.
*/</span>