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This article mainly introduces how to abbreviate the double bitwise non-operator of JavaScript, which has a certain reference value. Interested friends can refer to it. I hope you will gain a lot after reading this article.

Abbreviated double bitwise non-operator

Bitwise operators are definitely operators that you learned when you were new to JavaScript but never had a chance to use your talents. Because if you don't deal with binaries, who's going to operate on zeros and ones? However, the double bitwise non-operator is very useful, for example, you can use it instead of the floor () function, and bitwise operators operate faster than other similar operations.

Math.floor (4.9) = 4 / / true

It can be abbreviated as:

~ 4.9 = = 4 / / true

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