Searching for Browser Support For Javascript Indexof information? Find all needed info by using official links provided below.
https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/indexOf
indexOf() was added to the ECMA-262 standard in the 5th edition; as such it may not be present in all browsers. You can work around this by utilizing the following code at the beginning of your scripts. This will allow you to use indexOf() when there is still no native support.4%
https://www.w3schools.com/jsref/jsref_indexof.asp
The indexOf() method returns the position of the first occurrence of a specified value in a string. This method returns -1 if the value to search for never occurs. Note: The indexOf() method is case sensitive. Tip: Also look at the lastIndexOf() method.
https://learnwebcoding.com/javascript/javascript_reference/indexOf_method_array.php
The capability test is a more definitive, albeit not an all inclusive, test for the presence of web browser support. If the web browser's implementation of the JavaScript indexOf() method on arrays includes support for the tested capability, the capability test reports: Pass (at least partial/possibly full support): The web browser recognizes ...
https://learnwebcoding.com/javascript/javascript_reference/indexOf_method_string.php
If the web browser's implementation of the JavaScript indexOf() method on strings includes support for the tested capability, the capability test reports: Pass (at least partial/possibly full support): The web browser recognizes the JavaScript indexOf() method on strings, and supports at least one indexOf…
https://stackoverflow.com/questions/30461565/browser-support-for-array-includes-and-alternatives
The first result from Google covers the subject rather well: a polyfill is a piece of code that ensures a browser has certain functionality available (like Array.prototype.includes) regardless of whether it's supported natively. You'll want to include it somewhere on your page before you want to use the method, so most likely as early as possible.
http://kangax.github.io/compat-table/es5/
ECMAScript 5 6 2016+ next intl non-standard compatibility table. ... §Array.prototype.indexOf ... ` both yield false - whereas in a compliant browser, the former would give `false`, the latter `true`. As such, ES5 array iteration methods can only be shimmed reliably when dealing with dense arrays.
https://dev.to/adroitcoder/includes-vs-indexof-in-javascript
The includes method finds NaN and undefined whereas the indexOf method doesn't. The includes() method does not distinguish between -0 and +0(This is not a bug, but clearly how javascript works. Check javascript Number type) Read more from MDN about Array.prototype.includes()
https://www.tutorialspoint.com/javascript/javascript_browsers_handling.htm
JavaScript - Browsers Compatibility - It is important to understand the differences between different browsers in order to handle each in the way it is expected. So it is important to know which bro
Nov 04, 2019 · "Can I use" provides up-to-date browser support tables for support of front-end web technologies on desktop and mobile web browsers. The site was built and is maintained by Alexis Deveria, with occasional updates provided by the web development community. The design used as of 2014 was largely created by Lennart Schoors. FAQ
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