& : Java Glossary

*0-9ABCDEFGHIJKLMNOPQRSTUVWXYZ (all)

&
Performs a bit-wise logical and, usually on two ints. It can also be used on booleans in logical expressions, though normally you use &&. && is sometimes called short circuit & or McCarthy &.

0b0101_0101 & 0b0001_11000b0001_0100

& logical AND is a logical carryless bitwise multiply, used for masking (getting rid of parts of a word you don’t want), 1s where both operands have a 1 otherwise 0. Don’t confuse this with &&.

0 & 00
0 & 10
1 & 00
1 & 11

& Tips

Here is how to and together an array of booleans:


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