Confuse

Category: Java SE
 
dragon16
2010-11-08 06:35:15

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1.char ch;
(ch & 0xFF00) >> 8 and ch >> 8 What difference does it?
2. (random.nextInt (99999) + 1) / 100 and random.nextInt (1000), what difference does it make?

question left is in the jdk and see other people's source code, I would like to ask them the difference between right and what is?

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cxdcwj
2010-11-08 07:04:58
In order to more accurately, right? Top about
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