How to Fix: .includes() not working in Internet Explorer
The .includes() method is not supported in Internet Explorer. Use the String.indexOf() method instead.
📋 Table of Contents
Internet Explorer does not support the `includes()` method. This is because Internet Explorer uses a different implementation of the String API, which does not include this method.
🔍 Why This Happens
- [Cause]
🛠️ Step-by-Step Verified Fixes
Method 1: Using the `indexOf()` Method
- Step 1: Check if the index of the substring is less than 0. If it is, return true.
Method 2: Using a Regular Expression
- Step 1: Use the `RegExp.test()` method to check if the string includes the substring.
✨ Wrapping Up
In summary, if you need to support Internet Explorer, use one of these methods to achieve the same functionality as `includes()`. Remember that these workarounds may have performance implications.
❓ Frequently Asked Questions
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