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This article mainly shows you "how to convert JavaScript to Boolean type". The content is simple and clear. I hope it can help you solve your doubts. Let me lead you to study and learn this article "how to convert JavaScript into Boolean type".

Convert to Boolean type

0, empty string, null, undefined, NaN will be converted to false and the rest will be converted to true

Such as:

Var num1 = Boolean (0); console.log (num1); / / falsevar num2 = Boolean (""); console.log (num2); / / falsevar num3 = Boolean (null); console.log (num3); / falsevar num4 = Boolean (undefined); console.log (num4); / / falsevar num5 = 10 politics var num6;console.log (Boolean (num5+num6)); / false above is all the content of the article "how JavaScript is converted to Boolean type". Thank you for reading! I believe we all have a certain understanding, hope to share the content to help you, if you want to learn more knowledge, welcome to follow the industry information channel!

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