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arraypress/email-validator
==========================

A standalone PHP email validation function.

00PHP

Since Nov 27Pushed 7mo agoCompare

[ Source](https://github.com/arraypress/email-validator)[ Packagist](https://packagist.org/packages/arraypress/email-validator)[ RSS](/packages/arraypress-email-validator/feed)WikiDiscussions main Synced today

READMEChangelogDependenciesVersions (1)Used By (0)

Email Validator
===============

[](#email-validator)

Standalone PHP email validation and sanitization functions. RFC 5321 compliant.

Installation
------------

[](#installation)

```
composer require arraypress/email-validator
```

Usage
-----

[](#usage)

### Validation

[](#validation)

```
if ( is_valid_email( 'user@example.com' ) ) {
    // Valid email
}
```

### Sanitization

[](#sanitization)

```
$clean = sanitize_email( '  USER@EXAMPLE.COM  ' );
// Returns: 'user@example.com'

$clean = sanitize_email( 'test@domain..com' );
// Returns: 'test@domain.com'

$clean = sanitize_email( 'invalid' );
// Returns: '' (empty string)
```

Validation Rules
----------------

[](#validation-rules)

- Length: 6-254 characters
- Single `@` symbol after first position
- No whitespace or control characters
- Local part: max 64 characters, valid characters only, no leading/trailing/consecutive dots
- Domain: at least two parts, no consecutive dots, no leading/trailing hyphens
- TLD: minimum 2 characters, alphabetic only

Sanitization Behavior
---------------------

[](#sanitization-behavior)

- Trims whitespace
- Converts to lowercase
- Strips invalid characters from local part
- Normalizes consecutive dots in domain
- Removes leading/trailing dots and hyphens from domain parts
- Returns empty string if email cannot be sanitized to valid format

Requirements
------------

[](#requirements)

- PHP 8.0+

License
-------

[](#license)

GPL-2.0-or-later

###  Health Score

17

—

LowBetter than 6% of packages

Maintenance45

Moderate activity, may be stable

Popularity2

Limited adoption so far

Community6

Small or concentrated contributor base

Maturity13

Early-stage or recently created project

 Bus Factor1

Top contributor holds 100% of commits — single point of failure

How is this calculated?**Maintenance (25%)** — Last commit recency, latest release date, and issue-to-star ratio. Uses a 2-year decay window.

**Popularity (30%)** — Total and monthly downloads, GitHub stars, and forks. Logarithmic scaling prevents top-heavy scores.

**Community (15%)** — Contributors, dependents, forks, watchers, and maintainers. Measures real ecosystem engagement.

**Maturity (30%)** — Project age, version count, PHP version support, and release stability.

### Community

Maintainers

![](https://www.gravatar.com/avatar/cd6eb8aff0903d87eb674d1ba3c5f3653899c0d7661504eb0deb7798ed86b643?d=identicon)[arraypress](/maintainers/arraypress)

---

Top Contributors

[![arraypress](https://avatars.githubusercontent.com/u/22668877?v=4)](https://github.com/arraypress "arraypress (4 commits)")

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![Health badge](/badges/arraypress-email-validator/health.svg)

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```

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