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This article mainly introduces how to filter out the false value of js, has a certain reference value, interested friends can refer to, I hope you can learn a lot after reading this article, let the editor take you to understand it.

Filter out the falsy value

Do you need to filter out the falsy values from the array (0 undefined, null, false, etc.)? You may not know that there is this technique:

Let res = [1pm 2pr 3pm 4pm 0 undefined recorder false recorder'] .filter (Boolean); > 1meme 2je 3pm 4 Thank you for reading this article carefully. I hope the article "how to filter out the falsy value of js" shared by the editor will be helpful to you. At the same time, I also hope you can support us and pay attention to the industry information channel. More related knowledge is waiting for you to learn!

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