How JavaScript uses Array.unshift ()

Editor to share with you how to use JavaScript Array.unshift (), I believe most people do not know much about it, so share this article for your reference, I hope you can learn a lot after reading this article, let's go to know it!

Array.unshift () let fruits = ["Apple", "Banana", "Mango"]; fruits.unshift ("Orange"); console.log (fruits); / / Prints ["Orange", "Apple", "Banana", "Mango"] fruits.unshift ("Guava", "Papaya"); console.log (fruits) / Prints ["Guava", "Papaya", "Orange", "Apple", "Banana", "Mango"] the characteristics of JavaScript 1.JavaScript is mainly used to add interactive behavior to HTML pages. 2.JavaScript can be embedded directly into HTML pages, but writing as a separate js file facilitates the separation of structure and behavior. 3.JavaScript has cross-platform features and can run on multiple platforms with the support of most browsers.

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