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php中define带入表达式问题

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Release： 2016-06-02 11:34:03
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php 

<code>define('GW_MAXFILESIZE', '32768*10');echo GW_MAXFILESIZE/1;</code>
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为什么输出是32768而不是327680呢？
读书少……

一个猜想，php不像C是原样替换，先发生了类型转换，遇到「*」号就直接忽略后面的了。

若如此，那么
define('GW_MAXFILESIZE', '32768*10');
if(GW_MAXFILESIZE>0) {
//whatever
}

又如何处理常量呢？

谢谢

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