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This article mainly introduces "what are the differences between & and && in java". In daily operation, I believe many people have doubts about what are the differences between && and && in java. Xiaobian consulted all kinds of information and sorted out simple and easy to use operation methods. I hope to help you answer the doubts about "what are the differences between && Next, please follow the small series to learn together!

Difference between & and &&

1,&& As long as there is a different condition is not satisfied, if the first condition is not satisfied, do not judge the latter condition. And & must judge all conditions.

Different concepts

2,&& has the function of short circuit,& can be used as a bit operator.

The && has a short circuit function, that is, if the first expression is false, the second expression is not evaluated.

The & can be used as a bitwise operator. When the expression on either side of the & operator is not boolean, the & indicates bitwise AND operation. We usually use 0x0f to perform the & operation with an integer to obtain the lowest 4 bits of the integer.

examples

public class demo02{ public static void main(String[] args) { int i=1; if(i

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