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Customer Review

on November 10, 2013
刚到手,看了前几页,忍不住来这里说一下。
第一章,第一页:
sub binary {
binary my ($n) = @_ #这里多了一个binary吧?

第三页 为什么私有变量是重要的

虽然去掉 $n 是全局变量,但是每次调用函数的时候会正确的初始化,
所以我并不认为和书中说的一样。我认为可以得到正确的结果。只是多了一个全局变量$n.
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Product Details

4.1 out of 5 stars
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