1024programmer Java Summary of JavaScript array deduplication operation examples

Summary of JavaScript array deduplication operation examples

The example in this article describes the JavaScript array deduplication operation. Share it with everyone for your reference, the details are as follows:

Built-in for-of method


Run results:

Built-in forEach method


Run results:

The universal for method


Run results:

The first method:


Second method:


The third method:


The results of the above three methods are:

Interested friends can use Online HTML/CSS/Javascript code running tool: http://tools.jb51.net/code/HtmlJsRun to test the above code operation Effect.

PS: Here are several related tools for your reference:

Online duplicate removal tool:

Online text deduplication tool:

For more content related to Javascript, you can also check out the special topics on this site: “Summary of Javascript Array Operation Skills”, “Summary of Javascript Character and String Operation Skills”, “Summary of Javascript Traversal Algorithms and Skills”, “Summary of Javascript Search Algorithm Skills” “, “Summary of Javascript Mathematical Operation Usage”, “Summary of Javascript Data Structure and Algorithm Skills” and “Summary of Javascript Errors and Debugging Skills”

I hope this article will be helpful to everyone in Javascript programming.

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author: admin

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