JSFiddle - React, Tailwind, and code Playground
JavaScript
arr = [];
arr["1231321"] = "abcd";
console.log(arr.length); //Output: 1231322
arr["a1231321"] = "abcd";
console.log(arr.length); //Output: 1231322Please Whitelist JSFiddle in your content blocker.
Help keep JSFiddle free for always by one of two ways:
- Whitelist JSFiddle in your content blocker (two clicks)
- Go PRO and get access to additional PRO features →