April 4, 2019
HomeKnowledge BaseHow to Check if String Contains Array of Substrings in Javascript

How to Check if String Contains Array of Substrings in Javascript

By  Knowledge Base  0 Comments
 

This is very basic tutorial of javascript where you will learn how to check if string contains array of substrings.

const validDomains = ['gmail.com', 'hotmail.com', 'yahoo.com'];

const email = 'I have accounts at gmail.com and yahoo.com';

const result = validDomains.every(domain => email.includes(domain));

console.log(result);
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
</head>
<body>
    
    <script src="script.js"></script>
</body>
</html>

 

 
         

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