How to abbreviate if execution condition by JavaScript

This article mainly shows you "JavaScript how to abbreviate if implementation conditions", the content is easy to understand, clear, hope to help you solve your doubts, the following let the editor lead you to study and learn "JavaScript how to abbreviate if implementation conditions" this article.

Abbreviated if execution condition

This may be trivial, but it is worth mentioning. When you do an if conditional check, the assignment can be omitted, for example:

If (likeJavaScript = true)

It can be abbreviated as:

If (likeJavaScript)

The above two statements can be replaced only if likeJavaScript is true. If you judge a false value, for example:

Let an if (a! = = true) {/ / do something...}

It can be abbreviated as:

Let an if (! a) {/ / do something...} above is all the contents of the article "how to abbreviate if execution conditions for JavaScript". 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!