26 lines
755 B
JavaScript
26 lines
755 B
JavaScript
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function extractEmailDomain(email) {
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// Check if email is provided and is a string
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if (!email || typeof email !== 'string') {
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return 'Please provide a valid email address';
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}
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// Check if email contains @ symbol
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if (!email.includes('@')) {
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return 'Invalid email format';
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}
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// Split the email at @ and get the domain part
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const domainPart = email.split('@')[1];
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// Remove .com or any other extension
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const domain = domainPart.split('.')[0];
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return domain;
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}
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// Example usage:
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console.log(extractEmailDomain('user@gmail.com')); // Output: gmail
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console.log(extractEmailDomain('john.doe@yahoo.com')); // Output: yahoo
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console.log(extractEmailDomain('contact@company.org')); // Output: company
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