1. Any primitive
type is overflow, it will became minus number and? absolute value will be
one larger. For example, Byte.MAX_VALUE is 127, then it will be equal to -128,
same to other types
Meanwhile, if it is underflow, it will became positive and be equal to
Max_Value
2. Operation precedence and order
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postfix operators
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[] . (params) expr++ expr--
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unary operators
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++expr --expr +expr -expr ~ !
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creation or cast
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new (type)expr
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multiplicative
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* / %
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additive
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+ -
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shift
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<< >> >>>
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relational
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< > >= <= instanceof
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equality
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== !=
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AND
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&
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exclusive OR
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^
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inclusive OR
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|
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conditional AND
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&&
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conditional OR
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||
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conditional
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?:
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assignment
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= += -= *= /= %= >>= <<= >>>= &= ^= |=
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?
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<<?
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Shift bits left, filling with zero bits on the right-hand side
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>>?
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Shift bits right, filling with the highest (sign) bit on the left-hand
side
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>>>?
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Shift bits right, filling with zero bits on the left-hand side
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?
posted on 2005-09-17 22:47
jackson 閱讀(234)
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