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一个简单的表达式有关问题

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Release: 2016-06-13 10:13:46
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一个简单的表达式问题。
现在我需要将一句VC语句翻译为PHP语言。VC语句如下:

char ch1=103;
char ch2=ch1^131+5;
在VC里面算出来结果是-17

然后我把它翻译为PHP语言如下:

$ch1=103;
$ch2=($ch1^131)+5;
这样算出来的结果却是233.
该怎样写才可以让PHP算出来的结果也是-17呢?

------解决方案--------------------
$ch2=pow($ch1,131)+5;

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